30660770

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{1277}}^1$

素因数の和:1312

約数の個数: 40

約数和(自身を含む): 64434204

約数和(自身を除く): 33773434

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1277, 1715, 2401, 2554, 3430, 4802, 6385, 8939, 12005, 12770, 17878, 24010, 44695, 62573, 89390, 125146, 312865, 438011, 625730, 876022, 2190055, 3066077, 4380110, 6132154, 15330385, 30660770]

約数ペア:

[(1, 30660770), (2, 15330385), (5, 6132154), (7, 4380110), (10, 3066077), (14, 2190055), (35, 876022), (49, 625730), (70, 438011), (98, 312865), (245, 125146), (343, 89390), (490, 62573), (686, 44695), (1277, 24010), (1715, 17878), (2401, 12770), (2554, 12005), (3430, 8939), (4802, 6385)]