30888980620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{222127}}^1$

素因数の和:222562

約数の個数: 48

約数和(自身を含む): 68850794880

約数和(自身を除く): 37961814260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 409, 818, 1636, 2045, 4090, 6953, 8180, 13906, 27812, 34765, 69530, 139060, 222127, 444254, 888508, 1110635, 2221270, 3776159, 4442540, 7552318, 15104636, 18880795, 37761590, 75523180, 90849943, 181699886, 363399772, 454249715, 908499430, 1544449031, 1816998860, 3088898062, 6177796124, 7722245155, 15444490310, 30888980620]

約数ペア:

[(1, 30888980620), (2, 15444490310), (4, 7722245155), (5, 6177796124), (10, 3088898062), (17, 1816998860), (20, 1544449031), (34, 908499430), (68, 454249715), (85, 363399772), (170, 181699886), (340, 90849943), (409, 75523180), (818, 37761590), (1636, 18880795), (2045, 15104636), (4090, 7552318), (6953, 4442540), (8180, 3776159), (13906, 2221270), (27812, 1110635), (34765, 888508), (69530, 444254), (139060, 222127)]