28047110

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 128

約数和(自身を含む): 68947200

約数和(自身を除く): 40900090

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 37, 49, 65, 70, 74, 85, 91, 98, 119, 130, 170, 182, 185, 221, 238, 245, 259, 343, 370, 442, 455, 481, 490, 518, 595, 629, 637, 686, 833, 910, 962, 1105, 1190, 1258, 1274, 1295, 1547, 1666, 1715, 1813, 2210, 2405, 2590, 3094, 3145, 3185, 3367, 3430, 3626, 4165, 4403, 4459, 4810, 5831, 6290, 6370, 6734, 7735, 8177, 8330, 8806, 8918, 9065, 10829, 11662, 12691, 15470, 16354, 16835, 18130, 21658, 22015, 22295, 23569, 25382, 29155, 30821, 33670, 40885, 44030, 44590, 47138, 54145, 57239, 58310, 61642, 63455, 75803, 81770, 108290, 114478, 117845, 126910, 151606, 154105, 164983, 215747, 235690, 286195, 308210, 329966, 379015, 400673, 431494, 572390, 758030, 801346, 824915, 1078735, 1649830, 2003365, 2157470, 2804711, 4006730, 5609422, 14023555, 28047110]

約数ペア:

[(1, 28047110), (2, 14023555), (5, 5609422), (7, 4006730), (10, 2804711), (13, 2157470), (14, 2003365), (17, 1649830), (26, 1078735), (34, 824915), (35, 801346), (37, 758030), (49, 572390), (65, 431494), (70, 400673), (74, 379015), (85, 329966), (91, 308210), (98, 286195), (119, 235690), (130, 215747), (170, 164983), (182, 154105), (185, 151606), (221, 126910), (238, 117845), (245, 114478), (259, 108290), (343, 81770), (370, 75803), (442, 63455), (455, 61642), (481, 58310), (490, 57239), (518, 54145), (595, 47138), (629, 44590), (637, 44030), (686, 40885), (833, 33670), (910, 30821), (962, 29155), (1105, 25382), (1190, 23569), (1258, 22295), (1274, 22015), (1295, 21658), (1547, 18130), (1666, 16835), (1715, 16354), (1813, 15470), (2210, 12691), (2405, 11662), (2590, 10829), (3094, 9065), (3145, 8918), (3185, 8806), (3367, 8330), (3430, 8177), (3626, 7735), (4165, 6734), (4403, 6370), (4459, 6290), (4810, 5831)]