2040235550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{45389}}^1$

素因数の和:45461

約数の個数: 48

約数和(自身を含む): 4052419200

約数和(自身を除く): 2012183650

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1450, 1550, 1798, 4495, 8990, 22475, 44950, 45389, 90778, 226945, 453890, 1134725, 1316281, 1407059, 2269450, 2632562, 2814118, 6581405, 7035295, 13162810, 14070590, 32907025, 35176475, 40804711, 65814050, 70352950, 81609422, 204023555, 408047110, 1020117775, 2040235550]

約数ペア:

[(1, 2040235550), (2, 1020117775), (5, 408047110), (10, 204023555), (25, 81609422), (29, 70352950), (31, 65814050), (50, 40804711), (58, 35176475), (62, 32907025), (145, 14070590), (155, 13162810), (290, 7035295), (310, 6581405), (725, 2814118), (775, 2632562), (899, 2269450), (1450, 1407059), (1550, 1316281), (1798, 1134725), (4495, 453890), (8990, 226945), (22475, 90778), (44950, 45389)]