16757240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 42055200

約数和(自身を除く): 25297960

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1297, 1615, 2584, 2594, 3230, 5188, 6460, 6485, 10376, 12920, 12970, 22049, 24643, 25940, 44098, 49286, 51880, 88196, 98572, 110245, 123215, 176392, 197144, 220490, 246430, 418931, 440980, 492860, 837862, 881960, 985720, 1675724, 2094655, 3351448, 4189310, 8378620, 16757240]

約数ペア:

[(1, 16757240), (2, 8378620), (4, 4189310), (5, 3351448), (8, 2094655), (10, 1675724), (17, 985720), (19, 881960), (20, 837862), (34, 492860), (38, 440980), (40, 418931), (68, 246430), (76, 220490), (85, 197144), (95, 176392), (136, 123215), (152, 110245), (170, 98572), (190, 88196), (323, 51880), (340, 49286), (380, 44098), (646, 25940), (680, 24643), (760, 22049), (1292, 12970), (1297, 12920), (1615, 10376), (2584, 6485), (2594, 6460), (3230, 5188)]