1553207640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{12943397}}^1$

素因数の和:12943411

約数の個数: 32

約数和(自身を含む): 4659623280

約数和(自身を除く): 3106415640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 12943397, 25886794, 38830191, 51773588, 64716985, 77660382, 103547176, 129433970, 155320764, 194150955, 258867940, 310641528, 388301910, 517735880, 776603820, 1553207640]

約数ペア:

[(1, 1553207640), (2, 776603820), (3, 517735880), (4, 388301910), (5, 310641528), (6, 258867940), (8, 194150955), (10, 155320764), (12, 129433970), (15, 103547176), (20, 77660382), (24, 64716985), (30, 51773588), (40, 38830191), (60, 25886794), (120, 12943397)]