10223720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19661}}^1$

素因数の和:19685

約数の個数: 32

約数和(自身を含む): 24774120

約数和(自身を除く): 14550400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 19661, 39322, 78644, 98305, 157288, 196610, 255593, 393220, 511186, 786440, 1022372, 1277965, 2044744, 2555930, 5111860, 10223720]

約数ペア:

[(1, 10223720), (2, 5111860), (4, 2555930), (5, 2044744), (8, 1277965), (10, 1022372), (13, 786440), (20, 511186), (26, 393220), (40, 255593), (52, 196610), (65, 157288), (104, 98305), (130, 78644), (260, 39322), (520, 19661)]