10140220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 22292928

約数和(自身を除く): 12152708

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 193, 284, 355, 370, 386, 710, 740, 772, 965, 1420, 1930, 2627, 3860, 5254, 7141, 10508, 13135, 13703, 14282, 26270, 27406, 28564, 35705, 52540, 54812, 68515, 71410, 137030, 142820, 274060, 507011, 1014022, 2028044, 2535055, 5070110, 10140220]

約数ペア:

[(1, 10140220), (2, 5070110), (4, 2535055), (5, 2028044), (10, 1014022), (20, 507011), (37, 274060), (71, 142820), (74, 137030), (142, 71410), (148, 68515), (185, 54812), (193, 52540), (284, 35705), (355, 28564), (370, 27406), (386, 26270), (710, 14282), (740, 13703), (772, 13135), (965, 10508), (1420, 7141), (1930, 5254), (2627, 3860)]