15697528040

素因数分解:

$2^3\times 5^1\times {\mathrm{5521}}^1\times {\mathrm{71081}}^1$

素因数の和:76613

約数の個数: 32

約数和(自身を含む): 35326332360

約数和(自身を除く): 19628804320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5521, 11042, 22084, 27605, 44168, 55210, 71081, 110420, 142162, 220840, 284324, 355405, 568648, 710810, 1421620, 2843240, 392438201, 784876402, 1569752804, 1962191005, 3139505608, 3924382010, 7848764020, 15697528040]

約数ペア:

[(1, 15697528040), (2, 7848764020), (4, 3924382010), (5, 3139505608), (8, 1962191005), (10, 1569752804), (20, 784876402), (40, 392438201), (5521, 2843240), (11042, 1421620), (22084, 710810), (27605, 568648), (44168, 355405), (55210, 284324), (71081, 220840), (110420, 142162)]