121974020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1789}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 293502720

約数和(自身を除く): 171528700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1789, 1948, 2435, 3409, 3578, 4870, 6818, 7156, 8945, 9740, 12523, 13636, 17045, 17890, 25046, 34090, 35780, 50092, 62615, 68180, 125230, 250460, 871243, 1742486, 3484972, 4356215, 6098701, 8712430, 12197402, 17424860, 24394804, 30493505, 60987010, 121974020]

約数ペア:

[(1, 121974020), (2, 60987010), (4, 30493505), (5, 24394804), (7, 17424860), (10, 12197402), (14, 8712430), (20, 6098701), (28, 4356215), (35, 3484972), (70, 1742486), (140, 871243), (487, 250460), (974, 125230), (1789, 68180), (1948, 62615), (2435, 50092), (3409, 35780), (3578, 34090), (4870, 25046), (6818, 17890), (7156, 17045), (8945, 13636), (9740, 12523)]