40805830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4421}}^1$

素因数の和:4512

約数の個数: 32

約数和(自身を含む): 80232768

約数和(自身を除く): 39426938

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4421, 4615, 8842, 9230, 22105, 44210, 57473, 114946, 287365, 313891, 574730, 627782, 1569455, 3138910, 4080583, 8161166, 20402915, 40805830]

約数ペア:

[(1, 40805830), (2, 20402915), (5, 8161166), (10, 4080583), (13, 3138910), (26, 1569455), (65, 627782), (71, 574730), (130, 313891), (142, 287365), (355, 114946), (710, 57473), (923, 44210), (1846, 22105), (4421, 9230), (4615, 8842)]