1211432920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1781519}}^1$

素因数の和:1781547

約数の個数: 32

約数和(自身を含む): 2886062400

約数和(自身を除く): 1674629480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1781519, 3563038, 7126076, 8907595, 14252152, 17815190, 30285823, 35630380, 60571646, 71260760, 121143292, 151429115, 242286584, 302858230, 605716460, 1211432920]

約数ペア:

[(1, 1211432920), (2, 605716460), (4, 302858230), (5, 242286584), (8, 151429115), (10, 121143292), (17, 71260760), (20, 60571646), (34, 35630380), (40, 30285823), (68, 17815190), (85, 14252152), (136, 8907595), (170, 7126076), (340, 3563038), (680, 1781519)]