17139220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17489}}^1$

素因数の和:17512

約数の個数: 36

約数和(自身を含む): 41871060

約数和(自身を除く): 24731840

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 17489, 34978, 69956, 87445, 122423, 174890, 244846, 349780, 489692, 612115, 856961, 1224230, 1713922, 2448460, 3427844, 4284805, 8569610, 17139220]

約数ペア:

[(1, 17139220), (2, 8569610), (4, 4284805), (5, 3427844), (7, 2448460), (10, 1713922), (14, 1224230), (20, 856961), (28, 612115), (35, 489692), (49, 349780), (70, 244846), (98, 174890), (140, 122423), (196, 87445), (245, 69956), (490, 34978), (980, 17489)]