20362991680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{19001}}^1$

素因数の和:19232

約数の個数: 112

約数和(自身を含む): 51605023536

約数和(自身を除く): 31242031856

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 197, 272, 320, 340, 394, 544, 680, 788, 985, 1088, 1360, 1576, 1970, 2720, 3152, 3349, 3940, 5440, 6304, 6698, 7880, 12608, 13396, 15760, 16745, 19001, 26792, 31520, 33490, 38002, 53584, 63040, 66980, 76004, 95005, 107168, 133960, 152008, 190010, 214336, 267920, 304016, 323017, 380020, 535840, 608032, 646034, 760040, 1071680, 1216064, 1292068, 1520080, 1615085, 2584136, 3040160, 3230170, 3743197, 5168272, 6080320, 6460340, 7486394, 10336544, 12920680, 14972788, 18715985, 20673088, 25841360, 29945576, 37431970, 51682720, 59891152, 63634349, 74863940, 103365440, 119782304, 127268698, 149727880, 239564608, 254537396, 299455760, 318171745, 509074792, 598911520, 636343490, 1018149584, 1197823040, 1272686980, 2036299168, 2545373960, 4072598336, 5090747920, 10181495840, 20362991680]

約数ペア:

[(1, 20362991680), (2, 10181495840), (4, 5090747920), (5, 4072598336), (8, 2545373960), (10, 2036299168), (16, 1272686980), (17, 1197823040), (20, 1018149584), (32, 636343490), (34, 598911520), (40, 509074792), (64, 318171745), (68, 299455760), (80, 254537396), (85, 239564608), (136, 149727880), (160, 127268698), (170, 119782304), (197, 103365440), (272, 74863940), (320, 63634349), (340, 59891152), (394, 51682720), (544, 37431970), (680, 29945576), (788, 25841360), (985, 20673088), (1088, 18715985), (1360, 14972788), (1576, 12920680), (1970, 10336544), (2720, 7486394), (3152, 6460340), (3349, 6080320), (3940, 5168272), (5440, 3743197), (6304, 3230170), (6698, 3040160), (7880, 2584136), (12608, 1615085), (13396, 1520080), (15760, 1292068), (16745, 1216064), (19001, 1071680), (26792, 760040), (31520, 646034), (33490, 608032), (38002, 535840), (53584, 380020), (63040, 323017), (66980, 304016), (76004, 267920), (95005, 214336), (107168, 190010), (133960, 152008)]