17744480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 47628000

約数和(自身を除く): 29883520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 449, 494, 520, 608, 760, 898, 988, 1040, 1235, 1520, 1796, 1976, 2080, 2245, 2470, 3040, 3592, 3952, 4490, 4940, 5837, 7184, 7904, 8531, 8980, 9880, 11674, 14368, 17062, 17960, 19760, 23348, 29185, 34124, 35920, 39520, 42655, 46696, 58370, 68248, 71840, 85310, 93392, 110903, 116740, 136496, 170620, 186784, 221806, 233480, 272992, 341240, 443612, 466960, 554515, 682480, 887224, 933920, 1109030, 1364960, 1774448, 2218060, 3548896, 4436120, 8872240, 17744480]

約数ペア:

[(1, 17744480), (2, 8872240), (4, 4436120), (5, 3548896), (8, 2218060), (10, 1774448), (13, 1364960), (16, 1109030), (19, 933920), (20, 887224), (26, 682480), (32, 554515), (38, 466960), (40, 443612), (52, 341240), (65, 272992), (76, 233480), (80, 221806), (95, 186784), (104, 170620), (130, 136496), (152, 116740), (160, 110903), (190, 93392), (208, 85310), (247, 71840), (260, 68248), (304, 58370), (380, 46696), (416, 42655), (449, 39520), (494, 35920), (520, 34124), (608, 29185), (760, 23348), (898, 19760), (988, 17960), (1040, 17062), (1235, 14368), (1520, 11674), (1796, 9880), (1976, 8980), (2080, 8531), (2245, 7904), (2470, 7184), (3040, 5837), (3592, 4940), (3952, 4490)]