1420231696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:768

約数の個数: 80

約数和(自身を含む): 3027695104

約数和(自身を除く): 1607463408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 223, 268, 446, 457, 536, 871, 892, 914, 1072, 1742, 1784, 1828, 2899, 3484, 3568, 3656, 5798, 5941, 6968, 7312, 11596, 11882, 13936, 14941, 23192, 23764, 29882, 30619, 46384, 47528, 59764, 61238, 95056, 101911, 119528, 122476, 194233, 203822, 239056, 244952, 388466, 398047, 407644, 489904, 776932, 796094, 815288, 1324843, 1553864, 1592188, 1630576, 2649686, 3107728, 3184376, 5299372, 6368752, 6828037, 10598744, 13656074, 21197488, 27312148, 54624296, 88764481, 109248592, 177528962, 355057924, 710115848, 1420231696]

約数ペア:

[(1, 1420231696), (2, 710115848), (4, 355057924), (8, 177528962), (13, 109248592), (16, 88764481), (26, 54624296), (52, 27312148), (67, 21197488), (104, 13656074), (134, 10598744), (208, 6828037), (223, 6368752), (268, 5299372), (446, 3184376), (457, 3107728), (536, 2649686), (871, 1630576), (892, 1592188), (914, 1553864), (1072, 1324843), (1742, 815288), (1784, 796094), (1828, 776932), (2899, 489904), (3484, 407644), (3568, 398047), (3656, 388466), (5798, 244952), (5941, 239056), (6968, 203822), (7312, 194233), (11596, 122476), (11882, 119528), (13936, 101911), (14941, 95056), (23192, 61238), (23764, 59764), (29882, 47528), (30619, 46384)]