1982713460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8246

約数の個数: 144

約数和(自身を含む): 5491261440

約数和(自身を除く): 3508547980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1235, 1274, 1330, 1729, 1820, 1862, 2470, 2548, 2660, 3185, 3458, 3724, 4655, 4940, 6370, 6916, 8191, 8645, 9310, 12103, 12740, 16382, 17290, 18620, 24206, 32764, 34580, 40955, 48412, 57337, 60515, 81910, 106483, 114674, 121030, 155629, 163820, 212966, 229348, 242060, 286685, 311258, 401359, 425932, 532415, 573370, 622516, 745381, 778145, 802718, 1064830, 1089403, 1146740, 1490762, 1556290, 1605436, 2006795, 2023177, 2129660, 2178806, 2981524, 3112580, 3726905, 4013590, 4046354, 4357612, 5217667, 5447015, 7453810, 7625821, 8027180, 8092708, 10115885, 10435334, 10894030, 14162239, 14907620, 15251642, 20231770, 20870668, 21788060, 26088335, 28324478, 30503284, 38129105, 40463540, 52176670, 56648956, 70811195, 76258210, 99135673, 104353340, 141622390, 152516420, 198271346, 283244780, 396542692, 495678365, 991356730, 1982713460]

約数ペア:

[(1, 1982713460), (2, 991356730), (4, 495678365), (5, 396542692), (7, 283244780), (10, 198271346), (13, 152516420), (14, 141622390), (19, 104353340), (20, 99135673), (26, 76258210), (28, 70811195), (35, 56648956), (38, 52176670), (49, 40463540), (52, 38129105), (65, 30503284), (70, 28324478), (76, 26088335), (91, 21788060), (95, 20870668), (98, 20231770), (130, 15251642), (133, 14907620), (140, 14162239), (182, 10894030), (190, 10435334), (196, 10115885), (245, 8092708), (247, 8027180), (260, 7625821), (266, 7453810), (364, 5447015), (380, 5217667), (455, 4357612), (490, 4046354), (494, 4013590), (532, 3726905), (637, 3112580), (665, 2981524), (910, 2178806), (931, 2129660), (980, 2023177), (988, 2006795), (1235, 1605436), (1274, 1556290), (1330, 1490762), (1729, 1146740), (1820, 1089403), (1862, 1064830), (2470, 802718), (2548, 778145), (2660, 745381), (3185, 622516), (3458, 573370), (3724, 532415), (4655, 425932), (4940, 401359), (6370, 311258), (6916, 286685), (8191, 242060), (8645, 229348), (9310, 212966), (12103, 163820), (12740, 155629), (16382, 121030), (17290, 114674), (18620, 106483), (24206, 81910), (32764, 60515), (34580, 57337), (40955, 48412)]