2227960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 5860800

約数和(自身を除く): 3632840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 109, 140, 146, 218, 280, 292, 365, 436, 511, 545, 584, 730, 763, 872, 1022, 1090, 1460, 1526, 2044, 2180, 2555, 2920, 3052, 3815, 4088, 4360, 5110, 6104, 7630, 7957, 10220, 15260, 15914, 20440, 30520, 31828, 39785, 55699, 63656, 79570, 111398, 159140, 222796, 278495, 318280, 445592, 556990, 1113980, 2227960]

約数ペア:

[(1, 2227960), (2, 1113980), (4, 556990), (5, 445592), (7, 318280), (8, 278495), (10, 222796), (14, 159140), (20, 111398), (28, 79570), (35, 63656), (40, 55699), (56, 39785), (70, 31828), (73, 30520), (109, 20440), (140, 15914), (146, 15260), (218, 10220), (280, 7957), (292, 7630), (365, 6104), (436, 5110), (511, 4360), (545, 4088), (584, 3815), (730, 3052), (763, 2920), (872, 2555), (1022, 2180), (1090, 2044), (1460, 1526)]