14720004

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 40727232

約数和(自身を除く): 26007228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 443, 468, 639, 852, 886, 923, 1278, 1329, 1772, 1846, 2556, 2658, 2769, 3692, 3987, 5316, 5538, 5759, 7974, 8307, 11076, 11518, 15948, 16614, 17277, 23036, 31453, 33228, 34554, 51831, 62906, 69108, 94359, 103662, 125812, 188718, 207324, 283077, 377436, 408889, 566154, 817778, 1132308, 1226667, 1635556, 2453334, 3680001, 4906668, 7360002, 14720004]

約数ペア:

[(1, 14720004), (2, 7360002), (3, 4906668), (4, 3680001), (6, 2453334), (9, 1635556), (12, 1226667), (13, 1132308), (18, 817778), (26, 566154), (36, 408889), (39, 377436), (52, 283077), (71, 207324), (78, 188718), (117, 125812), (142, 103662), (156, 94359), (213, 69108), (234, 62906), (284, 51831), (426, 34554), (443, 33228), (468, 31453), (639, 23036), (852, 17277), (886, 16614), (923, 15948), (1278, 11518), (1329, 11076), (1772, 8307), (1846, 7974), (2556, 5759), (2658, 5538), (2769, 5316), (3692, 3987)]