31485540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12799}}^1$

素因数の和:12852

約数の個数: 48

約数和(自身を含む): 90316800

約数和(自身を除く): 58831260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 12799, 25598, 38397, 51196, 63995, 76794, 127990, 153588, 191985, 255980, 383970, 524759, 767940, 1049518, 1574277, 2099036, 2623795, 3148554, 5247590, 6297108, 7871385, 10495180, 15742770, 31485540]

約数ペア:

[(1, 31485540), (2, 15742770), (3, 10495180), (4, 7871385), (5, 6297108), (6, 5247590), (10, 3148554), (12, 2623795), (15, 2099036), (20, 1574277), (30, 1049518), (41, 767940), (60, 524759), (82, 383970), (123, 255980), (164, 191985), (205, 153588), (246, 127990), (410, 76794), (492, 63995), (615, 51196), (820, 38397), (1230, 25598), (2460, 12799)]