1613428460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{17923}}^1$

素因数の和:18582

約数の個数: 48

約数和(自身を含む): 3878466816

約数和(自身を除く): 2265038356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 2572, 3215, 4501, 6430, 9002, 12860, 17923, 18004, 22505, 35846, 45010, 71692, 89615, 90020, 125461, 179230, 250922, 358460, 501844, 627305, 1254610, 2509220, 11524489, 23048978, 46097956, 57622445, 80671423, 115244890, 161342846, 230489780, 322685692, 403357115, 806714230, 1613428460]

約数ペア:

[(1, 1613428460), (2, 806714230), (4, 403357115), (5, 322685692), (7, 230489780), (10, 161342846), (14, 115244890), (20, 80671423), (28, 57622445), (35, 46097956), (70, 23048978), (140, 11524489), (643, 2509220), (1286, 1254610), (2572, 627305), (3215, 501844), (4501, 358460), (6430, 250922), (9002, 179230), (12860, 125461), (17923, 90020), (18004, 89615), (22505, 71692), (35846, 45010)]