8748460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 21833280

約数和(自身を除く): 13084820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 113, 140, 158, 196, 226, 245, 316, 395, 452, 490, 553, 565, 790, 791, 980, 1106, 1130, 1580, 1582, 2212, 2260, 2765, 3164, 3871, 3955, 5530, 5537, 7742, 7910, 8927, 11060, 11074, 15484, 15820, 17854, 19355, 22148, 27685, 35708, 38710, 44635, 55370, 62489, 77420, 89270, 110740, 124978, 178540, 249956, 312445, 437423, 624890, 874846, 1249780, 1749692, 2187115, 4374230, 8748460]

約数ペア:

[(1, 8748460), (2, 4374230), (4, 2187115), (5, 1749692), (7, 1249780), (10, 874846), (14, 624890), (20, 437423), (28, 312445), (35, 249956), (49, 178540), (70, 124978), (79, 110740), (98, 89270), (113, 77420), (140, 62489), (158, 55370), (196, 44635), (226, 38710), (245, 35708), (316, 27685), (395, 22148), (452, 19355), (490, 17854), (553, 15820), (565, 15484), (790, 11074), (791, 11060), (980, 8927), (1106, 7910), (1130, 7742), (1580, 5537), (1582, 5530), (2212, 3955), (2260, 3871), (2765, 3164)]