9884720

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:957

約数の個数: 40

約数和(自身を含む): 23157744

約数和(自身を除く): 13273024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 787, 1256, 1570, 1574, 2512, 3140, 3148, 3935, 6280, 6296, 7870, 12560, 12592, 15740, 31480, 62960, 123559, 247118, 494236, 617795, 988472, 1235590, 1976944, 2471180, 4942360, 9884720]

約数ペア:

[(1, 9884720), (2, 4942360), (4, 2471180), (5, 1976944), (8, 1235590), (10, 988472), (16, 617795), (20, 494236), (40, 247118), (80, 123559), (157, 62960), (314, 31480), (628, 15740), (785, 12592), (787, 12560), (1256, 7870), (1570, 6296), (1574, 6280), (2512, 3935), (3140, 3148)]