28649460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68213}}^1$

素因数の和:68232

約数の個数: 48

約数和(自身を含む): 91679616

約数和(自身を除く): 63030156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 68213, 136426, 204639, 272852, 341065, 409278, 477491, 682130, 818556, 954982, 1023195, 1364260, 1432473, 1909964, 2046390, 2387455, 2864946, 4092780, 4774910, 5729892, 7162365, 9549820, 14324730, 28649460]

約数ペア:

[(1, 28649460), (2, 14324730), (3, 9549820), (4, 7162365), (5, 5729892), (6, 4774910), (7, 4092780), (10, 2864946), (12, 2387455), (14, 2046390), (15, 1909964), (20, 1432473), (21, 1364260), (28, 1023195), (30, 954982), (35, 818556), (42, 682130), (60, 477491), (70, 409278), (84, 341065), (105, 272852), (140, 204639), (210, 136426), (420, 68213)]