40724820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3709}}^1$

素因数の和:3785

約数の個数: 72

約数和(自身を含む): 125590920

約数和(自身を除く): 84866100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 3709, 5490, 7418, 10980, 11127, 14836, 18545, 22254, 33381, 37090, 44508, 55635, 66762, 74180, 111270, 133524, 166905, 222540, 226249, 333810, 452498, 667620, 678747, 904996, 1131245, 1357494, 2036241, 2262490, 2714988, 3393735, 4072482, 4524980, 6787470, 8144964, 10181205, 13574940, 20362410, 40724820]

約数ペア:

[(1, 40724820), (2, 20362410), (3, 13574940), (4, 10181205), (5, 8144964), (6, 6787470), (9, 4524980), (10, 4072482), (12, 3393735), (15, 2714988), (18, 2262490), (20, 2036241), (30, 1357494), (36, 1131245), (45, 904996), (60, 678747), (61, 667620), (90, 452498), (122, 333810), (180, 226249), (183, 222540), (244, 166905), (305, 133524), (366, 111270), (549, 74180), (610, 66762), (732, 55635), (915, 44508), (1098, 37090), (1220, 33381), (1830, 22254), (2196, 18545), (2745, 14836), (3660, 11127), (3709, 10980), (5490, 7418)]