2912681560

素因数分解:

$2^3\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{39769}}^1$

素因数の和:41611

約数の個数: 32

約数和(自身を含む): 6557277600

約数和(自身を除く): 3644596040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1831, 3662, 7324, 9155, 14648, 18310, 36620, 39769, 73240, 79538, 159076, 198845, 318152, 397690, 795380, 1590760, 72817039, 145634078, 291268156, 364085195, 582536312, 728170390, 1456340780, 2912681560]

約数ペア:

[(1, 2912681560), (2, 1456340780), (4, 728170390), (5, 582536312), (8, 364085195), (10, 291268156), (20, 145634078), (40, 72817039), (1831, 1590760), (3662, 795380), (7324, 397690), (9155, 318152), (14648, 198845), (18310, 159076), (36620, 79538), (39769, 73240)]