7225340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 16329600

約数和(自身を除く): 9104260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 269, 316, 340, 395, 538, 790, 1076, 1343, 1345, 1580, 2686, 2690, 4573, 5372, 5380, 6715, 9146, 13430, 18292, 21251, 22865, 26860, 42502, 45730, 85004, 91460, 106255, 212510, 361267, 425020, 722534, 1445068, 1806335, 3612670, 7225340]

約数ペア:

[(1, 7225340), (2, 3612670), (4, 1806335), (5, 1445068), (10, 722534), (17, 425020), (20, 361267), (34, 212510), (68, 106255), (79, 91460), (85, 85004), (158, 45730), (170, 42502), (269, 26860), (316, 22865), (340, 21251), (395, 18292), (538, 13430), (790, 9146), (1076, 6715), (1343, 5380), (1345, 5372), (1580, 4573), (2686, 2690)]