2040247550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{17749}}^1$

素因数の和:17802

約数の個数: 72

約数和(自身を含む): 4390995000

約数和(自身を除く): 2350747450

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 121, 190, 209, 242, 275, 418, 475, 550, 605, 950, 1045, 1210, 2090, 2299, 3025, 4598, 5225, 6050, 10450, 11495, 17749, 22990, 35498, 57475, 88745, 114950, 177490, 195239, 337231, 390478, 443725, 674462, 887450, 976195, 1686155, 1952390, 2147629, 3372310, 3709541, 4295258, 4880975, 7419082, 8430775, 9761950, 10738145, 16861550, 18547705, 21476290, 37095410, 40804951, 53690725, 81609902, 92738525, 107381450, 185477050, 204024755, 408049510, 1020123775, 2040247550]

約数ペア:

[(1, 2040247550), (2, 1020123775), (5, 408049510), (10, 204024755), (11, 185477050), (19, 107381450), (22, 92738525), (25, 81609902), (38, 53690725), (50, 40804951), (55, 37095410), (95, 21476290), (110, 18547705), (121, 16861550), (190, 10738145), (209, 9761950), (242, 8430775), (275, 7419082), (418, 4880975), (475, 4295258), (550, 3709541), (605, 3372310), (950, 2147629), (1045, 1952390), (1210, 1686155), (2090, 976195), (2299, 887450), (3025, 674462), (4598, 443725), (5225, 390478), (6050, 337231), (10450, 195239), (11495, 177490), (17749, 114950), (22990, 88745), (35498, 57475)]