2912286580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{72481}}^1$

素因数の和:72545

約数の個数: 72

約数和(自身を含む): 7287920136

約数和(自身を除く): 4375633556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2870, 4018, 5740, 8036, 10045, 20090, 40180, 72481, 144962, 289924, 362405, 507367, 724810, 1014734, 1449620, 2029468, 2536835, 2971721, 3551569, 5073670, 5943442, 7103138, 10147340, 11886884, 14206276, 14858605, 17757845, 20802047, 29717210, 35515690, 41604094, 59434420, 71031380, 83208188, 104010235, 145614329, 208020470, 291228658, 416040940, 582457316, 728071645, 1456143290, 2912286580]

約数ペア:

[(1, 2912286580), (2, 1456143290), (4, 728071645), (5, 582457316), (7, 416040940), (10, 291228658), (14, 208020470), (20, 145614329), (28, 104010235), (35, 83208188), (41, 71031380), (49, 59434420), (70, 41604094), (82, 35515690), (98, 29717210), (140, 20802047), (164, 17757845), (196, 14858605), (205, 14206276), (245, 11886884), (287, 10147340), (410, 7103138), (490, 5943442), (574, 5073670), (820, 3551569), (980, 2971721), (1148, 2536835), (1435, 2029468), (2009, 1449620), (2870, 1014734), (4018, 724810), (5740, 507367), (8036, 362405), (10045, 289924), (20090, 144962), (40180, 72481)]