26698480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5471}}^1$

素因数の和:5545

約数の個数: 40

約数和(自身を含む): 63103104

約数和(自身を除く): 36404624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 5471, 10942, 21884, 27355, 43768, 54710, 87536, 109420, 218840, 333731, 437680, 667462, 1334924, 1668655, 2669848, 3337310, 5339696, 6674620, 13349240, 26698480]

約数ペア:

[(1, 26698480), (2, 13349240), (4, 6674620), (5, 5339696), (8, 3337310), (10, 2669848), (16, 1668655), (20, 1334924), (40, 667462), (61, 437680), (80, 333731), (122, 218840), (244, 109420), (305, 87536), (488, 54710), (610, 43768), (976, 27355), (1220, 21884), (2440, 10942), (4880, 5471)]