55508260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 120516480

約数和(自身を除く): 65008220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 410, 487, 556, 695, 820, 974, 1390, 1948, 2435, 2780, 4870, 5699, 9740, 11398, 19967, 22796, 28495, 39934, 56990, 67693, 79868, 99835, 113980, 135386, 199670, 270772, 338465, 399340, 676930, 1353860, 2775413, 5550826, 11101652, 13877065, 27754130, 55508260]

約数ペア:

[(1, 55508260), (2, 27754130), (4, 13877065), (5, 11101652), (10, 5550826), (20, 2775413), (41, 1353860), (82, 676930), (139, 399340), (164, 338465), (205, 270772), (278, 199670), (410, 135386), (487, 113980), (556, 99835), (695, 79868), (820, 67693), (974, 56990), (1390, 39934), (1948, 28495), (2435, 22796), (2780, 19967), (4870, 11398), (5699, 9740)]