1465321520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1408963}}^1$

素因数の和:1408989

約数の個数: 40

約数和(自身を含む): 3668942256

約数和(自身を除く): 2203620736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1408963, 2817926, 5635852, 7044815, 11271704, 14089630, 18316519, 22543408, 28179260, 36633038, 56358520, 73266076, 91582595, 112717040, 146532152, 183165190, 293064304, 366330380, 732660760, 1465321520]

約数ペア:

[(1, 1465321520), (2, 732660760), (4, 366330380), (5, 293064304), (8, 183165190), (10, 146532152), (13, 112717040), (16, 91582595), (20, 73266076), (26, 56358520), (40, 36633038), (52, 28179260), (65, 22543408), (80, 18316519), (104, 14089630), (130, 11271704), (208, 7044815), (260, 5635852), (520, 2817926), (1040, 1408963)]