7413640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 18370800

約数和(自身を除く): 10957160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 269, 424, 520, 530, 538, 689, 1060, 1076, 1345, 1378, 2120, 2152, 2690, 2756, 3445, 3497, 5380, 5512, 6890, 6994, 10760, 13780, 13988, 14257, 17485, 27560, 27976, 28514, 34970, 57028, 69940, 71285, 114056, 139880, 142570, 185341, 285140, 370682, 570280, 741364, 926705, 1482728, 1853410, 3706820, 7413640]

約数ペア:

[(1, 7413640), (2, 3706820), (4, 1853410), (5, 1482728), (8, 926705), (10, 741364), (13, 570280), (20, 370682), (26, 285140), (40, 185341), (52, 142570), (53, 139880), (65, 114056), (104, 71285), (106, 69940), (130, 57028), (212, 34970), (260, 28514), (265, 27976), (269, 27560), (424, 17485), (520, 14257), (530, 13988), (538, 13780), (689, 10760), (1060, 6994), (1076, 6890), (1345, 5512), (1378, 5380), (2120, 3497), (2152, 3445), (2690, 2756)]