23455120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 61871040

約数和(自身を除く): 38415920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1187, 1235, 1520, 1976, 2374, 2470, 3952, 4748, 4940, 5935, 9496, 9880, 11870, 15431, 18992, 19760, 22553, 23740, 30862, 45106, 47480, 61724, 77155, 90212, 94960, 112765, 123448, 154310, 180424, 225530, 246896, 293189, 308620, 360848, 451060, 586378, 617240, 902120, 1172756, 1234480, 1465945, 1804240, 2345512, 2931890, 4691024, 5863780, 11727560, 23455120]

約数ペア:

[(1, 23455120), (2, 11727560), (4, 5863780), (5, 4691024), (8, 2931890), (10, 2345512), (13, 1804240), (16, 1465945), (19, 1234480), (20, 1172756), (26, 902120), (38, 617240), (40, 586378), (52, 451060), (65, 360848), (76, 308620), (80, 293189), (95, 246896), (104, 225530), (130, 180424), (152, 154310), (190, 123448), (208, 112765), (247, 94960), (260, 90212), (304, 77155), (380, 61724), (494, 47480), (520, 45106), (760, 30862), (988, 23740), (1040, 22553), (1187, 19760), (1235, 18992), (1520, 15431), (1976, 11870), (2374, 9880), (2470, 9496), (3952, 5935), (4748, 4940)]