13206440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 32432400

約数和(自身を除く): 19225960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 233, 260, 436, 466, 520, 545, 872, 932, 1090, 1165, 1417, 1864, 2180, 2330, 2834, 3029, 4360, 4660, 5668, 6058, 7085, 9320, 11336, 12116, 14170, 15145, 24232, 25397, 28340, 30290, 50794, 56680, 60580, 101588, 121160, 126985, 203176, 253970, 330161, 507940, 660322, 1015880, 1320644, 1650805, 2641288, 3301610, 6603220, 13206440]

約数ペア:

[(1, 13206440), (2, 6603220), (4, 3301610), (5, 2641288), (8, 1650805), (10, 1320644), (13, 1015880), (20, 660322), (26, 507940), (40, 330161), (52, 253970), (65, 203176), (104, 126985), (109, 121160), (130, 101588), (218, 60580), (233, 56680), (260, 50794), (436, 30290), (466, 28340), (520, 25397), (545, 24232), (872, 15145), (932, 14170), (1090, 12116), (1165, 11336), (1417, 9320), (1864, 7085), (2180, 6058), (2330, 5668), (2834, 4660), (3029, 4360)]