56571280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22811}}^1$

素因数の和:22855

約数の個数: 40

約数和(自身を含む): 135777024

約数和(自身を除く): 79205744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22811, 45622, 91244, 114055, 182488, 228110, 364976, 456220, 707141, 912440, 1414282, 1824880, 2828564, 3535705, 5657128, 7071410, 11314256, 14142820, 28285640, 56571280]

約数ペア:

[(1, 56571280), (2, 28285640), (4, 14142820), (5, 11314256), (8, 7071410), (10, 5657128), (16, 3535705), (20, 2828564), (31, 1824880), (40, 1414282), (62, 912440), (80, 707141), (124, 456220), (155, 364976), (248, 228110), (310, 182488), (496, 114055), (620, 91244), (1240, 45622), (2480, 22811)]