2222969240

素因数分解:

$2^3\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{36017}}^1$

素因数の和:37571

約数の個数: 32

約数和(自身を含む): 5005061280

約数和(自身を除く): 2782092040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1543, 3086, 6172, 7715, 12344, 15430, 30860, 36017, 61720, 72034, 144068, 180085, 288136, 360170, 720340, 1440680, 55574231, 111148462, 222296924, 277871155, 444593848, 555742310, 1111484620, 2222969240]

約数ペア:

[(1, 2222969240), (2, 1111484620), (4, 555742310), (5, 444593848), (8, 277871155), (10, 222296924), (20, 111148462), (40, 55574231), (1543, 1440680), (3086, 720340), (6172, 360170), (7715, 288136), (12344, 180085), (15430, 144068), (30860, 72034), (36017, 61720)]