7839010.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3967}}^1$

素因数の和:4054

約数の個数: 48

約数和(自身を含む): 95993856

約数和(自身を除く): 56561876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 3967, 4970, 7934, 9940, 15868, 19835, 27769, 39670, 55538, 79340, 111076, 138845, 277690, 281657, 555380, 563314, 1126628, 1408285, 1971599, 2816570, 3943198, 5633140, 7886396, 9857995, 19715990, 39431980]

約数ペア:

[(1, 39431980), (2, 19715990), (4, 9857995), (5, 7886396), (7, 5633140), (10, 3943198), (14, 2816570), (20, 1971599), (28, 1408285), (35, 1126628), (70, 563314), (71, 555380), (140, 281657), (142, 277690), (284, 138845), (355, 111076), (497, 79340), (710, 55538), (994, 39670), (1420, 27769), (1988, 19835), (2485, 15868), (3967, 9940), (4970, 7934)]