286974580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{1301}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 620116560

約数和(自身を除く): 333141980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 269, 410, 538, 820, 1076, 1301, 1345, 2602, 2690, 5204, 5380, 6505, 11029, 13010, 22058, 26020, 44116, 53341, 55145, 106682, 110290, 213364, 220580, 266705, 349969, 533410, 699938, 1066820, 1399876, 1749845, 3499690, 6999380, 14348729, 28697458, 57394916, 71743645, 143487290, 286974580]

約数ペア:

[(1, 286974580), (2, 143487290), (4, 71743645), (5, 57394916), (10, 28697458), (20, 14348729), (41, 6999380), (82, 3499690), (164, 1749845), (205, 1399876), (269, 1066820), (410, 699938), (538, 533410), (820, 349969), (1076, 266705), (1301, 220580), (1345, 213364), (2602, 110290), (2690, 106682), (5204, 55145), (5380, 53341), (6505, 44116), (11029, 26020), (13010, 22058)]