881762980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2239}}^1$

素因数の和:2381

約数の個数: 96

約数和(自身を含む): 2212761600

約数和(自身を除く): 1330998620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 97, 116, 140, 145, 194, 203, 290, 388, 406, 485, 580, 679, 812, 970, 1015, 1358, 1940, 2030, 2239, 2716, 2813, 3395, 4060, 4478, 5626, 6790, 8956, 11195, 11252, 13580, 14065, 15673, 19691, 22390, 28130, 31346, 39382, 44780, 56260, 62692, 64931, 78365, 78764, 98455, 129862, 156730, 196910, 217183, 259724, 313460, 324655, 393820, 434366, 454517, 649310, 868732, 909034, 1085915, 1298620, 1520281, 1818068, 2171830, 2272585, 3040562, 4343660, 4545170, 6081124, 6298307, 7601405, 9090340, 12596614, 15202810, 25193228, 30405620, 31491535, 44088149, 62983070, 88176298, 125966140, 176352596, 220440745, 440881490, 881762980]

約数ペア:

[(1, 881762980), (2, 440881490), (4, 220440745), (5, 176352596), (7, 125966140), (10, 88176298), (14, 62983070), (20, 44088149), (28, 31491535), (29, 30405620), (35, 25193228), (58, 15202810), (70, 12596614), (97, 9090340), (116, 7601405), (140, 6298307), (145, 6081124), (194, 4545170), (203, 4343660), (290, 3040562), (388, 2272585), (406, 2171830), (485, 1818068), (580, 1520281), (679, 1298620), (812, 1085915), (970, 909034), (1015, 868732), (1358, 649310), (1940, 454517), (2030, 434366), (2239, 393820), (2716, 324655), (2813, 313460), (3395, 259724), (4060, 217183), (4478, 196910), (5626, 156730), (6790, 129862), (8956, 98455), (11195, 78764), (11252, 78365), (13580, 64931), (14065, 62692), (15673, 56260), (19691, 44780), (22390, 39382), (28130, 31346)]