508733420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1956667}}^1$

素因数の和:1956689

約数の個数: 24

約数和(自身を含む): 1150520784

約数和(自身を除く): 641787364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1956667, 3913334, 7826668, 9783335, 19566670, 25436671, 39133340, 50873342, 101746684, 127183355, 254366710, 508733420]

約数ペア:

[(1, 508733420), (2, 254366710), (4, 127183355), (5, 101746684), (10, 50873342), (13, 39133340), (20, 25436671), (26, 19566670), (52, 9783335), (65, 7826668), (130, 3913334), (260, 1956667)]