16906760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 42887880

約数和(自身を除く): 25981120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 61, 65, 82, 104, 122, 130, 164, 169, 205, 244, 260, 305, 328, 338, 410, 488, 520, 533, 610, 676, 793, 820, 845, 1066, 1220, 1352, 1586, 1640, 1690, 2132, 2440, 2501, 2665, 3172, 3380, 3965, 4264, 5002, 5330, 6344, 6760, 6929, 7930, 10004, 10309, 10660, 12505, 13858, 15860, 20008, 20618, 21320, 25010, 27716, 31720, 32513, 34645, 41236, 50020, 51545, 55432, 65026, 69290, 82472, 100040, 103090, 130052, 138580, 162565, 206180, 260104, 277160, 325130, 412360, 422669, 650260, 845338, 1300520, 1690676, 2113345, 3381352, 4226690, 8453380, 16906760]

約数ペア:

[(1, 16906760), (2, 8453380), (4, 4226690), (5, 3381352), (8, 2113345), (10, 1690676), (13, 1300520), (20, 845338), (26, 650260), (40, 422669), (41, 412360), (52, 325130), (61, 277160), (65, 260104), (82, 206180), (104, 162565), (122, 138580), (130, 130052), (164, 103090), (169, 100040), (205, 82472), (244, 69290), (260, 65026), (305, 55432), (328, 51545), (338, 50020), (410, 41236), (488, 34645), (520, 32513), (533, 31720), (610, 27716), (676, 25010), (793, 21320), (820, 20618), (845, 20008), (1066, 15860), (1220, 13858), (1352, 12505), (1586, 10660), (1640, 10309), (1690, 10004), (2132, 7930), (2440, 6929), (2501, 6760), (2665, 6344), (3172, 5330), (3380, 5002), (3965, 4264)]