30191720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{58061}}^1$

素因数の和:58085

約数の個数: 32

約数和(自身を含む): 73158120

約数和(自身を除く): 42966400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 58061, 116122, 232244, 290305, 464488, 580610, 754793, 1161220, 1509586, 2322440, 3019172, 3773965, 6038344, 7547930, 15095860, 30191720]

約数ペア:

[(1, 30191720), (2, 15095860), (4, 7547930), (5, 6038344), (8, 3773965), (10, 3019172), (13, 2322440), (20, 1509586), (26, 1161220), (40, 754793), (52, 580610), (65, 464488), (104, 290305), (130, 232244), (260, 116122), (520, 58061)]