1218880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:323

約数の個数: 56

約数和(自身を含む): 3136392

約数和(自身を除く): 1917512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 293, 320, 416, 520, 586, 832, 1040, 1172, 1465, 2080, 2344, 2930, 3809, 4160, 4688, 5860, 7618, 9376, 11720, 15236, 18752, 19045, 23440, 30472, 38090, 46880, 60944, 76180, 93760, 121888, 152360, 243776, 304720, 609440, 1218880]

約数ペア:

[(1, 1218880), (2, 609440), (4, 304720), (5, 243776), (8, 152360), (10, 121888), (13, 93760), (16, 76180), (20, 60944), (26, 46880), (32, 38090), (40, 30472), (52, 23440), (64, 19045), (65, 18752), (80, 15236), (104, 11720), (130, 9376), (160, 7618), (208, 5860), (260, 4688), (293, 4160), (320, 3809), (416, 2930), (520, 2344), (586, 2080), (832, 1465), (1040, 1172)]