2422840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 6609600

約数和(自身を除く): 4186760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 509, 595, 680, 952, 1018, 1190, 2036, 2380, 2545, 3563, 4072, 4760, 5090, 7126, 8653, 10180, 14252, 17306, 17815, 20360, 28504, 34612, 35630, 43265, 60571, 69224, 71260, 86530, 121142, 142520, 173060, 242284, 302855, 346120, 484568, 605710, 1211420, 2422840]

約数ペア:

[(1, 2422840), (2, 1211420), (4, 605710), (5, 484568), (7, 346120), (8, 302855), (10, 242284), (14, 173060), (17, 142520), (20, 121142), (28, 86530), (34, 71260), (35, 69224), (40, 60571), (56, 43265), (68, 35630), (70, 34612), (85, 28504), (119, 20360), (136, 17815), (140, 17306), (170, 14252), (238, 10180), (280, 8653), (340, 7126), (476, 5090), (509, 4760), (595, 4072), (680, 3563), (952, 2545), (1018, 2380), (1190, 2036)]