2153390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 4199040

約数和(自身を除く): 2045650

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 239, 265, 478, 530, 901, 1195, 1802, 2390, 4063, 4505, 8126, 9010, 12667, 20315, 25334, 40630, 63335, 126670, 215339, 430678, 1076695, 2153390]

約数ペア:

[(1, 2153390), (2, 1076695), (5, 430678), (10, 215339), (17, 126670), (34, 63335), (53, 40630), (85, 25334), (106, 20315), (170, 12667), (239, 9010), (265, 8126), (478, 4505), (530, 4063), (901, 2390), (1195, 1802)]