1541260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 3769920

約数和(自身を除く): 2228660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 109, 140, 202, 218, 404, 436, 505, 545, 707, 763, 1010, 1090, 1414, 1526, 2020, 2180, 2828, 3052, 3535, 3815, 7070, 7630, 11009, 14140, 15260, 22018, 44036, 55045, 77063, 110090, 154126, 220180, 308252, 385315, 770630, 1541260]

約数ペア:

[(1, 1541260), (2, 770630), (4, 385315), (5, 308252), (7, 220180), (10, 154126), (14, 110090), (20, 77063), (28, 55045), (35, 44036), (70, 22018), (101, 15260), (109, 14140), (140, 11009), (202, 7630), (218, 7070), (404, 3815), (436, 3535), (505, 3052), (545, 2828), (707, 2180), (763, 2020), (1010, 1526), (1090, 1414)]