418990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 889056

約数和(自身を除く): 470066

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 293, 586, 715, 1430, 1465, 2930, 3223, 3809, 6446, 7618, 16115, 19045, 32230, 38090, 41899, 83798, 209495, 418990]

約数ペア:

[(1, 418990), (2, 209495), (5, 83798), (10, 41899), (11, 38090), (13, 32230), (22, 19045), (26, 16115), (55, 7618), (65, 6446), (110, 3809), (130, 3223), (143, 2930), (286, 1465), (293, 1430), (586, 715)]