490621168

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{457669}}^1$

素因数の和:457744

約数の個数: 20

約数和(自身を含む): 964768360

約数和(自身を除く): 474147192

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 457669, 915338, 1830676, 3661352, 7322704, 30663823, 61327646, 122655292, 245310584, 490621168]

約数ペア:

[(1, 490621168), (2, 245310584), (4, 122655292), (8, 61327646), (16, 30663823), (67, 7322704), (134, 3661352), (268, 1830676), (536, 915338), (1072, 457669)]