4478012

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 10418688

約数和(自身を除く): 5940676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 67, 77, 98, 124, 134, 154, 196, 217, 268, 308, 341, 434, 469, 539, 682, 737, 868, 938, 1078, 1364, 1474, 1519, 1876, 2077, 2156, 2387, 2948, 3038, 3283, 4154, 4774, 5159, 6076, 6566, 8308, 9548, 10318, 13132, 14539, 16709, 20636, 22847, 29078, 33418, 36113, 45694, 58156, 66836, 72226, 91388, 101773, 144452, 159929, 203546, 319858, 407092, 639716, 1119503, 2239006, 4478012]

約数ペア:

[(1, 4478012), (2, 2239006), (4, 1119503), (7, 639716), (11, 407092), (14, 319858), (22, 203546), (28, 159929), (31, 144452), (44, 101773), (49, 91388), (62, 72226), (67, 66836), (77, 58156), (98, 45694), (124, 36113), (134, 33418), (154, 29078), (196, 22847), (217, 20636), (268, 16709), (308, 14539), (341, 13132), (434, 10318), (469, 9548), (539, 8308), (682, 6566), (737, 6076), (868, 5159), (938, 4774), (1078, 4154), (1364, 3283), (1474, 3038), (1519, 2948), (1876, 2387), (2077, 2156)]