1640821890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{67607}}^1$

素因数の和:68426

約数の個数: 32

約数和(自身を含む): 3942898560

約数和(自身を除く): 2302076670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 809, 1618, 2427, 4045, 4854, 8090, 12135, 24270, 67607, 135214, 202821, 338035, 405642, 676070, 1014105, 2028210, 54694063, 109388126, 164082189, 273470315, 328164378, 546940630, 820410945, 1640821890]

約数ペア:

[(1, 1640821890), (2, 820410945), (3, 546940630), (5, 328164378), (6, 273470315), (10, 164082189), (15, 109388126), (30, 54694063), (809, 2028210), (1618, 1014105), (2427, 676070), (4045, 405642), (4854, 338035), (8090, 202821), (12135, 135214), (24270, 67607)]