40249430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1621}}^1$

素因数の和:1832

約数の個数: 32

約数和(自身を含む): 78478848

約数和(自身を除く): 38229418

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 955, 1621, 1910, 2483, 3242, 4966, 8105, 12415, 16210, 21073, 24830, 42146, 105365, 210730, 309611, 619222, 1548055, 3096110, 4024943, 8049886, 20124715, 40249430]

約数ペア:

[(1, 40249430), (2, 20124715), (5, 8049886), (10, 4024943), (13, 3096110), (26, 1548055), (65, 619222), (130, 309611), (191, 210730), (382, 105365), (955, 42146), (1621, 24830), (1910, 21073), (2483, 16210), (3242, 12415), (4966, 8105)]