12849157420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1\times {\mathrm{1447}}^1$

素因数の和:1871

約数の個数: 96

約数和(自身を含む): 29752160256

約数和(自身を除く): 16903002836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 223, 362, 446, 724, 892, 905, 1115, 1447, 1810, 1991, 2230, 2453, 2894, 3620, 3982, 4460, 4906, 5788, 7235, 7964, 9812, 9955, 12265, 14470, 15917, 19910, 24530, 28940, 31834, 39820, 40363, 49060, 63668, 79585, 80726, 159170, 161452, 201815, 261907, 318340, 322681, 403630, 443993, 523814, 645362, 807260, 887986, 1047628, 1290724, 1309535, 1613405, 1775972, 2219965, 2619070, 2880977, 3226810, 3549491, 4439930, 5238140, 5761954, 6453620, 7098982, 8879860, 11523908, 14197964, 14404885, 17747455, 28809770, 35494910, 57619540, 58405261, 70989820, 116810522, 233621044, 292026305, 584052610, 642457871, 1168105220, 1284915742, 2569831484, 3212289355, 6424578710, 12849157420]

約数ペア:

[(1, 12849157420), (2, 6424578710), (4, 3212289355), (5, 2569831484), (10, 1284915742), (11, 1168105220), (20, 642457871), (22, 584052610), (44, 292026305), (55, 233621044), (110, 116810522), (181, 70989820), (220, 58405261), (223, 57619540), (362, 35494910), (446, 28809770), (724, 17747455), (892, 14404885), (905, 14197964), (1115, 11523908), (1447, 8879860), (1810, 7098982), (1991, 6453620), (2230, 5761954), (2453, 5238140), (2894, 4439930), (3620, 3549491), (3982, 3226810), (4460, 2880977), (4906, 2619070), (5788, 2219965), (7235, 1775972), (7964, 1613405), (9812, 1309535), (9955, 1290724), (12265, 1047628), (14470, 887986), (15917, 807260), (19910, 645362), (24530, 523814), (28940, 443993), (31834, 403630), (39820, 322681), (40363, 318340), (49060, 261907), (63668, 201815), (79585, 161452), (80726, 159170)]