1851393960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{395597}}^1$

素因数の和:395627

約数の個数: 96

約数和(自身を含む): 6479895240

約数和(自身を除く): 4628501280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 395597, 791194, 1186791, 1582388, 1977985, 2373582, 3164776, 3560373, 3955970, 4747164, 5142761, 5933955, 7120746, 7911940, 9494328, 10285522, 11867910, 14241492, 15428283, 15823880, 17801865, 20571044, 23735820, 25713805, 28482984, 30856566, 35603730, 41142088, 46284849, 47471640, 51427610, 61713132, 71207460, 77141415, 92569698, 102855220, 123426264, 142414920, 154282830, 185139396, 205710440, 231424245, 308565660, 370278792, 462848490, 617131320, 925696980, 1851393960]

約数ペア:

[(1, 1851393960), (2, 925696980), (3, 617131320), (4, 462848490), (5, 370278792), (6, 308565660), (8, 231424245), (9, 205710440), (10, 185139396), (12, 154282830), (13, 142414920), (15, 123426264), (18, 102855220), (20, 92569698), (24, 77141415), (26, 71207460), (30, 61713132), (36, 51427610), (39, 47471640), (40, 46284849), (45, 41142088), (52, 35603730), (60, 30856566), (65, 28482984), (72, 25713805), (78, 23735820), (90, 20571044), (104, 17801865), (117, 15823880), (120, 15428283), (130, 14241492), (156, 11867910), (180, 10285522), (195, 9494328), (234, 7911940), (260, 7120746), (312, 5933955), (360, 5142761), (390, 4747164), (468, 3955970), (520, 3560373), (585, 3164776), (780, 2373582), (936, 1977985), (1170, 1582388), (1560, 1186791), (2340, 791194), (4680, 395597)]