8474560

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 20519136

約数和(自身を除く): 12044576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 373, 568, 710, 746, 1136, 1420, 1492, 1865, 2272, 2840, 2984, 3730, 4544, 5680, 5968, 7460, 11360, 11936, 14920, 22720, 23872, 26483, 29840, 52966, 59680, 105932, 119360, 132415, 211864, 264830, 423728, 529660, 847456, 1059320, 1694912, 2118640, 4237280, 8474560]

約数ペア:

[(1, 8474560), (2, 4237280), (4, 2118640), (5, 1694912), (8, 1059320), (10, 847456), (16, 529660), (20, 423728), (32, 264830), (40, 211864), (64, 132415), (71, 119360), (80, 105932), (142, 59680), (160, 52966), (284, 29840), (320, 26483), (355, 23872), (373, 22720), (568, 14920), (710, 11936), (746, 11360), (1136, 7460), (1420, 5968), (1492, 5680), (1865, 4544), (2272, 3730), (2840, 2984)]