2140031680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{6959}}^1$

素因数の和:7038

約数の個数: 84

約数和(自身を含む): 5266395360

約数和(自身を除く): 3126363680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 961, 992, 1240, 1922, 1984, 2480, 3844, 4805, 4960, 6959, 7688, 9610, 9920, 13918, 15376, 19220, 27836, 30752, 34795, 38440, 55672, 61504, 69590, 76880, 111344, 139180, 153760, 215729, 222688, 278360, 307520, 431458, 445376, 556720, 862916, 1078645, 1113440, 1725832, 2157290, 2226880, 3451664, 4314580, 6687599, 6903328, 8629160, 13375198, 13806656, 17258320, 26750396, 33437995, 34516640, 53500792, 66875990, 69033280, 107001584, 133751980, 214003168, 267503960, 428006336, 535007920, 1070015840, 2140031680]

約数ペア:

[(1, 2140031680), (2, 1070015840), (4, 535007920), (5, 428006336), (8, 267503960), (10, 214003168), (16, 133751980), (20, 107001584), (31, 69033280), (32, 66875990), (40, 53500792), (62, 34516640), (64, 33437995), (80, 26750396), (124, 17258320), (155, 13806656), (160, 13375198), (248, 8629160), (310, 6903328), (320, 6687599), (496, 4314580), (620, 3451664), (961, 2226880), (992, 2157290), (1240, 1725832), (1922, 1113440), (1984, 1078645), (2480, 862916), (3844, 556720), (4805, 445376), (4960, 431458), (6959, 307520), (7688, 278360), (9610, 222688), (9920, 215729), (13918, 153760), (15376, 139180), (19220, 111344), (27836, 76880), (30752, 69590), (34795, 61504), (38440, 55672)]