15985340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{503}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 22625092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 503, 908, 1006, 1135, 1589, 2012, 2270, 2515, 3178, 3521, 4540, 5030, 6356, 7042, 7945, 10060, 14084, 15890, 17605, 31780, 35210, 70420, 114181, 228362, 456724, 570905, 799267, 1141810, 1598534, 2283620, 3197068, 3996335, 7992670, 15985340]

約数ペア:

[(1, 15985340), (2, 7992670), (4, 3996335), (5, 3197068), (7, 2283620), (10, 1598534), (14, 1141810), (20, 799267), (28, 570905), (35, 456724), (70, 228362), (140, 114181), (227, 70420), (454, 35210), (503, 31780), (908, 17605), (1006, 15890), (1135, 14084), (1589, 10060), (2012, 7945), (2270, 7042), (2515, 6356), (3178, 5030), (3521, 4540)]