8733920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:77

約数の個数: 144

約数和(自身を含む): 24902640

約数和(自身を除く): 16168720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 160, 169, 170, 190, 208, 221, 247, 260, 272, 304, 323, 338, 340, 380, 416, 442, 494, 520, 544, 608, 646, 676, 680, 760, 845, 884, 988, 1040, 1105, 1235, 1292, 1352, 1360, 1520, 1615, 1690, 1768, 1976, 2080, 2210, 2470, 2584, 2704, 2720, 2873, 3040, 3211, 3230, 3380, 3536, 3952, 4199, 4420, 4940, 5168, 5408, 5746, 6422, 6460, 6760, 7072, 7904, 8398, 8840, 9880, 10336, 11492, 12844, 12920, 13520, 14365, 16055, 16796, 17680, 19760, 20995, 22984, 25688, 25840, 27040, 28730, 32110, 33592, 35360, 39520, 41990, 45968, 51376, 51680, 54587, 57460, 64220, 67184, 83980, 91936, 102752, 109174, 114920, 128440, 134368, 167960, 218348, 229840, 256880, 272935, 335920, 436696, 459680, 513760, 545870, 671840, 873392, 1091740, 1746784, 2183480, 4366960, 8733920]

約数ペア:

[(1, 8733920), (2, 4366960), (4, 2183480), (5, 1746784), (8, 1091740), (10, 873392), (13, 671840), (16, 545870), (17, 513760), (19, 459680), (20, 436696), (26, 335920), (32, 272935), (34, 256880), (38, 229840), (40, 218348), (52, 167960), (65, 134368), (68, 128440), (76, 114920), (80, 109174), (85, 102752), (95, 91936), (104, 83980), (130, 67184), (136, 64220), (152, 57460), (160, 54587), (169, 51680), (170, 51376), (190, 45968), (208, 41990), (221, 39520), (247, 35360), (260, 33592), (272, 32110), (304, 28730), (323, 27040), (338, 25840), (340, 25688), (380, 22984), (416, 20995), (442, 19760), (494, 17680), (520, 16796), (544, 16055), (608, 14365), (646, 13520), (676, 12920), (680, 12844), (760, 11492), (845, 10336), (884, 9880), (988, 8840), (1040, 8398), (1105, 7904), (1235, 7072), (1292, 6760), (1352, 6460), (1360, 6422), (1520, 5746), (1615, 5408), (1690, 5168), (1768, 4940), (1976, 4420), (2080, 4199), (2210, 3952), (2470, 3536), (2584, 3380), (2704, 3230), (2720, 3211), (2873, 3040)]