28061560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1$

素因数の和:1480

約数の個数: 64

約数和(自身を含む): 69206400

約数和(自身を除く): 41144840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1423, 1972, 2465, 2846, 3944, 4930, 5692, 7115, 9860, 11384, 14230, 19720, 24191, 28460, 41267, 48382, 56920, 82534, 96764, 120955, 165068, 193528, 206335, 241910, 330136, 412670, 483820, 701539, 825340, 967640, 1403078, 1650680, 2806156, 3507695, 5612312, 7015390, 14030780, 28061560]

約数ペア:

[(1, 28061560), (2, 14030780), (4, 7015390), (5, 5612312), (8, 3507695), (10, 2806156), (17, 1650680), (20, 1403078), (29, 967640), (34, 825340), (40, 701539), (58, 483820), (68, 412670), (85, 330136), (116, 241910), (136, 206335), (145, 193528), (170, 165068), (232, 120955), (290, 96764), (340, 82534), (493, 56920), (580, 48382), (680, 41267), (986, 28460), (1160, 24191), (1423, 19720), (1972, 14230), (2465, 11384), (2846, 9860), (3944, 7115), (4930, 5692)]