2728380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 7852320

約数和(自身を除く): 5123940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1229, 2220, 2458, 3687, 4916, 6145, 7374, 12290, 14748, 18435, 24580, 36870, 45473, 73740, 90946, 136419, 181892, 227365, 272838, 454730, 545676, 682095, 909460, 1364190, 2728380]

約数ペア:

[(1, 2728380), (2, 1364190), (3, 909460), (4, 682095), (5, 545676), (6, 454730), (10, 272838), (12, 227365), (15, 181892), (20, 136419), (30, 90946), (37, 73740), (60, 45473), (74, 36870), (111, 24580), (148, 18435), (185, 14748), (222, 12290), (370, 7374), (444, 6145), (555, 4916), (740, 3687), (1110, 2458), (1229, 2220)]