1964472016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2777}}^1$

素因数の和:2996

約数の個数: 80

約数和(自身を含む): 4340347200

約数和(自身を除く): 2375875184

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 179, 208, 247, 304, 358, 494, 716, 988, 1432, 1976, 2327, 2777, 2864, 3401, 3952, 4654, 5554, 6802, 9308, 11108, 13604, 18616, 22216, 27208, 36101, 37232, 44213, 44432, 52763, 54416, 72202, 88426, 105526, 144404, 176852, 211052, 288808, 353704, 422104, 497083, 577616, 685919, 707408, 844208, 994166, 1371838, 1988332, 2743676, 3976664, 5487352, 6462079, 7953328, 9444577, 10974704, 12924158, 18889154, 25848316, 37778308, 51696632, 75556616, 103393264, 122779501, 151113232, 245559002, 491118004, 982236008, 1964472016]

約数ペア:

[(1, 1964472016), (2, 982236008), (4, 491118004), (8, 245559002), (13, 151113232), (16, 122779501), (19, 103393264), (26, 75556616), (38, 51696632), (52, 37778308), (76, 25848316), (104, 18889154), (152, 12924158), (179, 10974704), (208, 9444577), (247, 7953328), (304, 6462079), (358, 5487352), (494, 3976664), (716, 2743676), (988, 1988332), (1432, 1371838), (1976, 994166), (2327, 844208), (2777, 707408), (2864, 685919), (3401, 577616), (3952, 497083), (4654, 422104), (5554, 353704), (6802, 288808), (9308, 211052), (11108, 176852), (13604, 144404), (18616, 105526), (22216, 88426), (27208, 72202), (36101, 54416), (37232, 52763), (44213, 44432)]