1330495660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{18211}}^1$

素因数の和:18514

約数の個数: 48

約数和(自身を含む): 3019840992

約数和(自身を除く): 1689345332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281, 562, 1124, 1405, 2810, 3653, 5620, 7306, 14612, 18211, 18265, 36422, 36530, 72844, 73060, 91055, 182110, 236743, 364220, 473486, 946972, 1183715, 2367430, 4734860, 5117291, 10234582, 20469164, 25586455, 51172910, 66524783, 102345820, 133049566, 266099132, 332623915, 665247830, 1330495660]

約数ペア:

[(1, 1330495660), (2, 665247830), (4, 332623915), (5, 266099132), (10, 133049566), (13, 102345820), (20, 66524783), (26, 51172910), (52, 25586455), (65, 20469164), (130, 10234582), (260, 5117291), (281, 4734860), (562, 2367430), (1124, 1183715), (1405, 946972), (2810, 473486), (3653, 364220), (5620, 236743), (7306, 182110), (14612, 91055), (18211, 73060), (18265, 72844), (36422, 36530)]