7797860

素因数分解:

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

素因数の和:205

約数の個数: 72

約数和(自身を含む): 19487160

約数和(自身を除く): 11689300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 109, 140, 146, 196, 218, 245, 292, 365, 436, 490, 511, 545, 730, 763, 980, 1022, 1090, 1460, 1526, 2044, 2180, 2555, 3052, 3577, 3815, 5110, 5341, 7154, 7630, 7957, 10220, 10682, 14308, 15260, 15914, 17885, 21364, 26705, 31828, 35770, 39785, 53410, 55699, 71540, 79570, 106820, 111398, 159140, 222796, 278495, 389893, 556990, 779786, 1113980, 1559572, 1949465, 3898930, 7797860]

約数ペア:

[(1, 7797860), (2, 3898930), (4, 1949465), (5, 1559572), (7, 1113980), (10, 779786), (14, 556990), (20, 389893), (28, 278495), (35, 222796), (49, 159140), (70, 111398), (73, 106820), (98, 79570), (109, 71540), (140, 55699), (146, 53410), (196, 39785), (218, 35770), (245, 31828), (292, 26705), (365, 21364), (436, 17885), (490, 15914), (511, 15260), (545, 14308), (730, 10682), (763, 10220), (980, 7957), (1022, 7630), (1090, 7154), (1460, 5341), (1526, 5110), (2044, 3815), (2180, 3577), (2555, 3052)]