223727240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{508471}}^1$

素因数の和:508493

約数の個数: 32

約数和(自身を含む): 549149760

約数和(自身を除く): 325422520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 508471, 1016942, 2033884, 2542355, 4067768, 5084710, 5593181, 10169420, 11186362, 20338840, 22372724, 27965905, 44745448, 55931810, 111863620, 223727240]

約数ペア:

[(1, 223727240), (2, 111863620), (4, 55931810), (5, 44745448), (8, 27965905), (10, 22372724), (11, 20338840), (20, 11186362), (22, 10169420), (40, 5593181), (44, 5084710), (55, 4067768), (88, 2542355), (110, 2033884), (220, 1016942), (440, 508471)]