140056904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70879}}^1$

素因数の和:70917

約数の個数: 32

約数和(自身を含む): 297696000

約数和(自身を除く): 157639096

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 70879, 141758, 283516, 567032, 921427, 1346701, 1842854, 2693402, 3685708, 5386804, 7371416, 10773608, 17507113, 35014226, 70028452, 140056904]

約数ペア:

[(1, 140056904), (2, 70028452), (4, 35014226), (8, 17507113), (13, 10773608), (19, 7371416), (26, 5386804), (38, 3685708), (52, 2693402), (76, 1842854), (104, 1346701), (152, 921427), (247, 567032), (494, 283516), (988, 141758), (1976, 70879)]