20528010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13417}}^1$

素因数の和:13447

約数の個数: 48

約数和(自身を含む): 56516616

約数和(自身を除く): 35988606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13417, 26834, 40251, 67085, 80502, 120753, 134170, 201255, 228089, 241506, 402510, 456178, 603765, 684267, 1140445, 1207530, 1368534, 2052801, 2280890, 3421335, 4105602, 6842670, 10264005, 20528010]

約数ペア:

[(1, 20528010), (2, 10264005), (3, 6842670), (5, 4105602), (6, 3421335), (9, 2280890), (10, 2052801), (15, 1368534), (17, 1207530), (18, 1140445), (30, 684267), (34, 603765), (45, 456178), (51, 402510), (85, 241506), (90, 228089), (102, 201255), (153, 134170), (170, 120753), (255, 80502), (306, 67085), (510, 40251), (765, 26834), (1530, 13417)]