405680040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1126889}}^1$

素因数の和:1126906

約数の個数: 48

約数和(自身を含む): 1318461300

約数和(自身を除く): 912781260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1126889, 2253778, 3380667, 4507556, 5634445, 6761334, 9015112, 10142001, 11268890, 13522668, 16903335, 20284002, 22537780, 27045336, 33806670, 40568004, 45075560, 50710005, 67613340, 81136008, 101420010, 135226680, 202840020, 405680040]

約数ペア:

[(1, 405680040), (2, 202840020), (3, 135226680), (4, 101420010), (5, 81136008), (6, 67613340), (8, 50710005), (9, 45075560), (10, 40568004), (12, 33806670), (15, 27045336), (18, 22537780), (20, 20284002), (24, 16903335), (30, 13522668), (36, 11268890), (40, 10142001), (45, 9015112), (60, 6761334), (72, 5634445), (90, 4507556), (120, 3380667), (180, 2253778), (360, 1126889)]