454480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:68

約数の個数: 80

約数和(自身を含む): 1249920

約数和(自身を除く): 795440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 23, 26, 38, 40, 46, 52, 65, 76, 80, 92, 95, 104, 115, 130, 152, 184, 190, 208, 230, 247, 260, 299, 304, 368, 380, 437, 460, 494, 520, 598, 760, 874, 920, 988, 1040, 1196, 1235, 1495, 1520, 1748, 1840, 1976, 2185, 2392, 2470, 2990, 3496, 3952, 4370, 4784, 4940, 5681, 5980, 6992, 8740, 9880, 11362, 11960, 17480, 19760, 22724, 23920, 28405, 34960, 45448, 56810, 90896, 113620, 227240, 454480]

約数ペア:

[(1, 454480), (2, 227240), (4, 113620), (5, 90896), (8, 56810), (10, 45448), (13, 34960), (16, 28405), (19, 23920), (20, 22724), (23, 19760), (26, 17480), (38, 11960), (40, 11362), (46, 9880), (52, 8740), (65, 6992), (76, 5980), (80, 5681), (92, 4940), (95, 4784), (104, 4370), (115, 3952), (130, 3496), (152, 2990), (184, 2470), (190, 2392), (208, 2185), (230, 1976), (247, 1840), (260, 1748), (299, 1520), (304, 1495), (368, 1235), (380, 1196), (437, 1040), (460, 988), (494, 920), (520, 874), (598, 760)]