12229880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 30693600

約数和(自身を除く): 18463720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 811, 1160, 1508, 1622, 1885, 3016, 3244, 3770, 4055, 6488, 7540, 8110, 10543, 15080, 16220, 21086, 23519, 32440, 42172, 47038, 52715, 84344, 94076, 105430, 117595, 188152, 210860, 235190, 305747, 421720, 470380, 611494, 940760, 1222988, 1528735, 2445976, 3057470, 6114940, 12229880]

約数ペア:

[(1, 12229880), (2, 6114940), (4, 3057470), (5, 2445976), (8, 1528735), (10, 1222988), (13, 940760), (20, 611494), (26, 470380), (29, 421720), (40, 305747), (52, 235190), (58, 210860), (65, 188152), (104, 117595), (116, 105430), (130, 94076), (145, 84344), (232, 52715), (260, 47038), (290, 42172), (377, 32440), (520, 23519), (580, 21086), (754, 16220), (811, 15080), (1160, 10543), (1508, 8110), (1622, 7540), (1885, 6488), (3016, 4055), (3244, 3770)]