30488380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{787}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 69501600

約数和(自身を除く): 39013220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 787, 1490, 1574, 1937, 2980, 3148, 3874, 3935, 7748, 7870, 9685, 10231, 15740, 19370, 20462, 38740, 40924, 51155, 102310, 117263, 204620, 234526, 469052, 586315, 1172630, 1524419, 2345260, 3048838, 6097676, 7622095, 15244190, 30488380]

約数ペア:

[(1, 30488380), (2, 15244190), (4, 7622095), (5, 6097676), (10, 3048838), (13, 2345260), (20, 1524419), (26, 1172630), (52, 586315), (65, 469052), (130, 234526), (149, 204620), (260, 117263), (298, 102310), (596, 51155), (745, 40924), (787, 38740), (1490, 20462), (1574, 19370), (1937, 15740), (2980, 10231), (3148, 9685), (3874, 7870), (3935, 7748)]