15845440

素因数分解:

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

素因数の和:336

約数の個数: 84

約数和(自身を含む): 40997124

約数和(自身を除く): 25151684

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 293, 320, 338, 416, 520, 586, 676, 832, 845, 1040, 1172, 1352, 1465, 1690, 2080, 2344, 2704, 2930, 3380, 3809, 4160, 4688, 5408, 5860, 6760, 7618, 9376, 10816, 11720, 13520, 15236, 18752, 19045, 23440, 27040, 30472, 38090, 46880, 49517, 54080, 60944, 76180, 93760, 99034, 121888, 152360, 198068, 243776, 247585, 304720, 396136, 495170, 609440, 792272, 990340, 1218880, 1584544, 1980680, 3169088, 3961360, 7922720, 15845440]

約数ペア:

[(1, 15845440), (2, 7922720), (4, 3961360), (5, 3169088), (8, 1980680), (10, 1584544), (13, 1218880), (16, 990340), (20, 792272), (26, 609440), (32, 495170), (40, 396136), (52, 304720), (64, 247585), (65, 243776), (80, 198068), (104, 152360), (130, 121888), (160, 99034), (169, 93760), (208, 76180), (260, 60944), (293, 54080), (320, 49517), (338, 46880), (416, 38090), (520, 30472), (586, 27040), (676, 23440), (832, 19045), (845, 18752), (1040, 15236), (1172, 13520), (1352, 11720), (1465, 10816), (1690, 9376), (2080, 7618), (2344, 6760), (2704, 5860), (2930, 5408), (3380, 4688), (3809, 4160)]