1780147148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{1489}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 3409859040

約数和(自身を除く): 1629711892

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 277, 332, 554, 1079, 1108, 1489, 2158, 2978, 3601, 4316, 5956, 7202, 14404, 19357, 22991, 38714, 45982, 77428, 91964, 123587, 247174, 298883, 412453, 494348, 597766, 824906, 1195532, 1606631, 1649812, 3213262, 5361889, 6426524, 10723778, 21447556, 34233599, 68467198, 136934396, 445036787, 890073574, 1780147148]

約数ペア:

[(1, 1780147148), (2, 890073574), (4, 445036787), (13, 136934396), (26, 68467198), (52, 34233599), (83, 21447556), (166, 10723778), (277, 6426524), (332, 5361889), (554, 3213262), (1079, 1649812), (1108, 1606631), (1489, 1195532), (2158, 824906), (2978, 597766), (3601, 494348), (4316, 412453), (5956, 298883), (7202, 247174), (14404, 123587), (19357, 91964), (22991, 77428), (38714, 45982)]