8568980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 20810496

約数和(自身を除く): 12241516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 631, 679, 970, 1262, 1358, 1940, 2524, 2716, 3155, 3395, 4417, 6310, 6790, 8834, 12620, 13580, 17668, 22085, 44170, 61207, 88340, 122414, 244828, 306035, 428449, 612070, 856898, 1224140, 1713796, 2142245, 4284490, 8568980]

約数ペア:

[(1, 8568980), (2, 4284490), (4, 2142245), (5, 1713796), (7, 1224140), (10, 856898), (14, 612070), (20, 428449), (28, 306035), (35, 244828), (70, 122414), (97, 88340), (140, 61207), (194, 44170), (388, 22085), (485, 17668), (631, 13580), (679, 12620), (970, 8834), (1262, 6790), (1358, 6310), (1940, 4417), (2524, 3395), (2716, 3155)]