201232720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193493}}^1$

素因数の和:193519

約数の個数: 40

約数和(自身を含む): 503858376

約数和(自身を除く): 302625656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 193493, 386986, 773972, 967465, 1547944, 1934930, 2515409, 3095888, 3869860, 5030818, 7739720, 10061636, 12577045, 15479440, 20123272, 25154090, 40246544, 50308180, 100616360, 201232720]

約数ペア:

[(1, 201232720), (2, 100616360), (4, 50308180), (5, 40246544), (8, 25154090), (10, 20123272), (13, 15479440), (16, 12577045), (20, 10061636), (26, 7739720), (40, 5030818), (52, 3869860), (65, 3095888), (80, 2515409), (104, 1934930), (130, 1547944), (208, 967465), (260, 773972), (520, 386986), (1040, 193493)]