47154380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1993}}^1$

素因数の和:2035

約数の個数: 72

約数和(自身を含む): 122607072

約数和(自身を除く): 75452692

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 1993, 2366, 3380, 3986, 4732, 5915, 7972, 9965, 11830, 13951, 19930, 23660, 25909, 27902, 39860, 51818, 55804, 69755, 103636, 129545, 139510, 181363, 259090, 279020, 336817, 362726, 518180, 673634, 725452, 906815, 1347268, 1684085, 1813630, 2357719, 3368170, 3627260, 4715438, 6736340, 9430876, 11788595, 23577190, 47154380]

約数ペア:

[(1, 47154380), (2, 23577190), (4, 11788595), (5, 9430876), (7, 6736340), (10, 4715438), (13, 3627260), (14, 3368170), (20, 2357719), (26, 1813630), (28, 1684085), (35, 1347268), (52, 906815), (65, 725452), (70, 673634), (91, 518180), (130, 362726), (140, 336817), (169, 279020), (182, 259090), (260, 181363), (338, 139510), (364, 129545), (455, 103636), (676, 69755), (845, 55804), (910, 51818), (1183, 39860), (1690, 27902), (1820, 25909), (1993, 23660), (2366, 19930), (3380, 13951), (3986, 11830), (4732, 9965), (5915, 7972)]