1113980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 2735040

約数和(自身を除く): 1621060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 109, 140, 146, 218, 292, 365, 436, 511, 545, 730, 763, 1022, 1090, 1460, 1526, 2044, 2180, 2555, 3052, 3815, 5110, 7630, 7957, 10220, 15260, 15914, 31828, 39785, 55699, 79570, 111398, 159140, 222796, 278495, 556990, 1113980]

約数ペア:

[(1, 1113980), (2, 556990), (4, 278495), (5, 222796), (7, 159140), (10, 111398), (14, 79570), (20, 55699), (28, 39785), (35, 31828), (70, 15914), (73, 15260), (109, 10220), (140, 7957), (146, 7630), (218, 5110), (292, 3815), (365, 3052), (436, 2555), (511, 2180), (545, 2044), (730, 1526), (763, 1460), (1022, 1090)]