2018915710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{72649}}^1$

素因数の和:73060

約数の個数: 32

約数和(自身を含む): 4163716800

約数和(自身を除く): 2144801090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1985, 2779, 3970, 5558, 13895, 27790, 72649, 145298, 363245, 508543, 726490, 1017086, 2542715, 5085430, 28841653, 57683306, 144208265, 201891571, 288416530, 403783142, 1009457855, 2018915710]

約数ペア:

[(1, 2018915710), (2, 1009457855), (5, 403783142), (7, 288416530), (10, 201891571), (14, 144208265), (35, 57683306), (70, 28841653), (397, 5085430), (794, 2542715), (1985, 1017086), (2779, 726490), (3970, 508543), (5558, 363245), (13895, 145298), (27790, 72649)]