32540180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 70171920

約数和(自身を除く): 37631740

約数列:

[1, 2, 4, 5, 10, 20, 89, 101, 178, 181, 202, 356, 362, 404, 445, 505, 724, 890, 905, 1010, 1780, 1810, 2020, 3620, 8989, 16109, 17978, 18281, 32218, 35956, 36562, 44945, 64436, 73124, 80545, 89890, 91405, 161090, 179780, 182810, 322180, 365620, 1627009, 3254018, 6508036, 8135045, 16270090, 32540180]

約数ペア:

[(1, 32540180), (2, 16270090), (4, 8135045), (5, 6508036), (10, 3254018), (20, 1627009), (89, 365620), (101, 322180), (178, 182810), (181, 179780), (202, 161090), (356, 91405), (362, 89890), (404, 80545), (445, 73124), (505, 64436), (724, 44945), (890, 36562), (905, 35956), (1010, 32218), (1780, 18281), (1810, 17978), (2020, 16109), (3620, 8989)]