30825860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2237}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 71060976

約数和(自身を除く): 40235116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2237, 2756, 3445, 4474, 6890, 8948, 11185, 13780, 22370, 29081, 44740, 58162, 116324, 118561, 145405, 237122, 290810, 474244, 581620, 592805, 1185610, 1541293, 2371220, 3082586, 6165172, 7706465, 15412930, 30825860]

約数ペア:

[(1, 30825860), (2, 15412930), (4, 7706465), (5, 6165172), (10, 3082586), (13, 2371220), (20, 1541293), (26, 1185610), (52, 592805), (53, 581620), (65, 474244), (106, 290810), (130, 237122), (212, 145405), (260, 118561), (265, 116324), (530, 58162), (689, 44740), (1060, 29081), (1378, 22370), (2237, 13780), (2756, 11185), (3445, 8948), (4474, 6890)]