2783135890

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1\times {\mathrm{4013}}^1$

素因数の和:4554

約数の個数: 32

約数和(自身を含む): 5049547776

約数和(自身を除く): 2266411886

約数列:

[1, 2, 5, 10, 223, 311, 446, 622, 1115, 1555, 2230, 3110, 4013, 8026, 20065, 40130, 69353, 138706, 346765, 693530, 894899, 1248043, 1789798, 2496086, 4474495, 6240215, 8948990, 12480430, 278313589, 556627178, 1391567945, 2783135890]

約数ペア:

[(1, 2783135890), (2, 1391567945), (5, 556627178), (10, 278313589), (223, 12480430), (311, 8948990), (446, 6240215), (622, 4474495), (1115, 2496086), (1555, 1789798), (2230, 1248043), (3110, 894899), (4013, 693530), (8026, 346765), (20065, 138706), (40130, 69353)]