27800560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 69906240

約数和(自身を除く): 42105680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 230, 232, 290, 368, 460, 464, 521, 580, 667, 920, 1042, 1160, 1334, 1840, 2084, 2320, 2605, 2668, 3335, 4168, 5210, 5336, 6670, 8336, 10420, 10672, 11983, 13340, 15109, 20840, 23966, 26680, 30218, 41680, 47932, 53360, 59915, 60436, 75545, 95864, 119830, 120872, 151090, 191728, 239660, 241744, 302180, 347507, 479320, 604360, 695014, 958640, 1208720, 1390028, 1737535, 2780056, 3475070, 5560112, 6950140, 13900280, 27800560]

約数ペア:

[(1, 27800560), (2, 13900280), (4, 6950140), (5, 5560112), (8, 3475070), (10, 2780056), (16, 1737535), (20, 1390028), (23, 1208720), (29, 958640), (40, 695014), (46, 604360), (58, 479320), (80, 347507), (92, 302180), (115, 241744), (116, 239660), (145, 191728), (184, 151090), (230, 120872), (232, 119830), (290, 95864), (368, 75545), (460, 60436), (464, 59915), (521, 53360), (580, 47932), (667, 41680), (920, 30218), (1042, 26680), (1160, 23966), (1334, 20840), (1840, 15109), (2084, 13340), (2320, 11983), (2605, 10672), (2668, 10420), (3335, 8336), (4168, 6670), (5210, 5336)]