123451320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1028761}}^1$

素因数の和:1028775

約数の個数: 32

約数和(自身を含む): 370354320

約数和(自身を除く): 246903000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1028761, 2057522, 3086283, 4115044, 5143805, 6172566, 8230088, 10287610, 12345132, 15431415, 20575220, 24690264, 30862830, 41150440, 61725660, 123451320]

約数ペア:

[(1, 123451320), (2, 61725660), (3, 41150440), (4, 30862830), (5, 24690264), (6, 20575220), (8, 15431415), (10, 12345132), (12, 10287610), (15, 8230088), (20, 6172566), (24, 5143805), (30, 4115044), (40, 3086283), (60, 2057522), (120, 1028761)]