54418540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 127360800

約数和(自身を除く): 72942260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 121, 199, 220, 226, 242, 398, 452, 484, 565, 605, 796, 995, 1130, 1210, 1243, 1990, 2189, 2260, 2420, 2486, 3980, 4378, 4972, 6215, 8756, 10945, 12430, 13673, 21890, 22487, 24079, 24860, 27346, 43780, 44974, 48158, 54692, 68365, 89948, 96316, 112435, 120395, 136730, 224870, 240790, 247357, 273460, 449740, 481580, 494714, 989428, 1236785, 2473570, 2720927, 4947140, 5441854, 10883708, 13604635, 27209270, 54418540]

約数ペア:

[(1, 54418540), (2, 27209270), (4, 13604635), (5, 10883708), (10, 5441854), (11, 4947140), (20, 2720927), (22, 2473570), (44, 1236785), (55, 989428), (110, 494714), (113, 481580), (121, 449740), (199, 273460), (220, 247357), (226, 240790), (242, 224870), (398, 136730), (452, 120395), (484, 112435), (565, 96316), (605, 89948), (796, 68365), (995, 54692), (1130, 48158), (1210, 44974), (1243, 43780), (1990, 27346), (2189, 24860), (2260, 24079), (2420, 22487), (2486, 21890), (3980, 13673), (4378, 12430), (4972, 10945), (6215, 8756)]