1402960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 3749760

約数和(自身を除く): 2346800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 71, 76, 80, 95, 104, 130, 142, 152, 190, 208, 247, 260, 284, 304, 355, 380, 494, 520, 568, 710, 760, 923, 988, 1040, 1136, 1235, 1349, 1420, 1520, 1846, 1976, 2470, 2698, 2840, 3692, 3952, 4615, 4940, 5396, 5680, 6745, 7384, 9230, 9880, 10792, 13490, 14768, 17537, 18460, 19760, 21584, 26980, 35074, 36920, 53960, 70148, 73840, 87685, 107920, 140296, 175370, 280592, 350740, 701480, 1402960]

約数ペア:

[(1, 1402960), (2, 701480), (4, 350740), (5, 280592), (8, 175370), (10, 140296), (13, 107920), (16, 87685), (19, 73840), (20, 70148), (26, 53960), (38, 36920), (40, 35074), (52, 26980), (65, 21584), (71, 19760), (76, 18460), (80, 17537), (95, 14768), (104, 13490), (130, 10792), (142, 9880), (152, 9230), (190, 7384), (208, 6745), (247, 5680), (260, 5396), (284, 4940), (304, 4615), (355, 3952), (380, 3692), (494, 2840), (520, 2698), (568, 2470), (710, 1976), (760, 1846), (923, 1520), (988, 1420), (1040, 1349), (1136, 1235)]