2421780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 6849024

約数和(自身を除く): 4427244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 223, 362, 446, 543, 669, 724, 892, 905, 1086, 1115, 1338, 1810, 2172, 2230, 2676, 2715, 3345, 3620, 4460, 5430, 6690, 10860, 13380, 40363, 80726, 121089, 161452, 201815, 242178, 403630, 484356, 605445, 807260, 1210890, 2421780]

約数ペア:

[(1, 2421780), (2, 1210890), (3, 807260), (4, 605445), (5, 484356), (6, 403630), (10, 242178), (12, 201815), (15, 161452), (20, 121089), (30, 80726), (60, 40363), (181, 13380), (223, 10860), (362, 6690), (446, 5430), (543, 4460), (669, 3620), (724, 3345), (892, 2715), (905, 2676), (1086, 2230), (1115, 2172), (1338, 1810)]