24959440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 64120896

約数和(自身を除く): 39161456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 113, 176, 220, 226, 251, 440, 452, 502, 565, 880, 904, 1004, 1130, 1243, 1255, 1808, 2008, 2260, 2486, 2510, 2761, 4016, 4520, 4972, 5020, 5522, 6215, 9040, 9944, 10040, 11044, 12430, 13805, 19888, 20080, 22088, 24860, 27610, 28363, 44176, 49720, 55220, 56726, 99440, 110440, 113452, 141815, 220880, 226904, 283630, 311993, 453808, 567260, 623986, 1134520, 1247972, 1559965, 2269040, 2495944, 3119930, 4991888, 6239860, 12479720, 24959440]

約数ペア:

[(1, 24959440), (2, 12479720), (4, 6239860), (5, 4991888), (8, 3119930), (10, 2495944), (11, 2269040), (16, 1559965), (20, 1247972), (22, 1134520), (40, 623986), (44, 567260), (55, 453808), (80, 311993), (88, 283630), (110, 226904), (113, 220880), (176, 141815), (220, 113452), (226, 110440), (251, 99440), (440, 56726), (452, 55220), (502, 49720), (565, 44176), (880, 28363), (904, 27610), (1004, 24860), (1130, 22088), (1243, 20080), (1255, 19888), (1808, 13805), (2008, 12430), (2260, 11044), (2486, 10040), (2510, 9944), (2761, 9040), (4016, 6215), (4520, 5522), (4972, 5020)]