17668780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 39656736

約数和(自身を除く): 21987956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 331, 340, 628, 662, 785, 1324, 1570, 1655, 2669, 3140, 3310, 5338, 5627, 6620, 10676, 11254, 13345, 22508, 26690, 28135, 51967, 53380, 56270, 103934, 112540, 207868, 259835, 519670, 883439, 1039340, 1766878, 3533756, 4417195, 8834390, 17668780]

約数ペア:

[(1, 17668780), (2, 8834390), (4, 4417195), (5, 3533756), (10, 1766878), (17, 1039340), (20, 883439), (34, 519670), (68, 259835), (85, 207868), (157, 112540), (170, 103934), (314, 56270), (331, 53380), (340, 51967), (628, 28135), (662, 26690), (785, 22508), (1324, 13345), (1570, 11254), (1655, 10676), (2669, 6620), (3140, 5627), (3310, 5338)]