420945304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{213029}}^1$

素因数の和:213067

約数の個数: 32

約数和(自身を含む): 894726000

約数和(自身を除く): 473780696

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 213029, 426058, 852116, 1704232, 2769377, 4047551, 5538754, 8095102, 11077508, 16190204, 22155016, 32380408, 52618163, 105236326, 210472652, 420945304]

約数ペア:

[(1, 420945304), (2, 210472652), (4, 105236326), (8, 52618163), (13, 32380408), (19, 22155016), (26, 16190204), (38, 11077508), (52, 8095102), (76, 5538754), (104, 4047551), (152, 2769377), (247, 1704232), (494, 852116), (988, 426058), (1976, 213029)]