1540880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 80

約数和(自身を含む): 4178304

約数和(自身を除く): 2637424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 103, 110, 136, 170, 176, 187, 206, 220, 272, 340, 374, 412, 440, 515, 680, 748, 824, 880, 935, 1030, 1133, 1360, 1496, 1648, 1751, 1870, 2060, 2266, 2992, 3502, 3740, 4120, 4532, 5665, 7004, 7480, 8240, 8755, 9064, 11330, 14008, 14960, 17510, 18128, 19261, 22660, 28016, 35020, 38522, 45320, 70040, 77044, 90640, 96305, 140080, 154088, 192610, 308176, 385220, 770440, 1540880]

約数ペア:

[(1, 1540880), (2, 770440), (4, 385220), (5, 308176), (8, 192610), (10, 154088), (11, 140080), (16, 96305), (17, 90640), (20, 77044), (22, 70040), (34, 45320), (40, 38522), (44, 35020), (55, 28016), (68, 22660), (80, 19261), (85, 18128), (88, 17510), (103, 14960), (110, 14008), (136, 11330), (170, 9064), (176, 8755), (187, 8240), (206, 7480), (220, 7004), (272, 5665), (340, 4532), (374, 4120), (412, 3740), (440, 3502), (515, 2992), (680, 2266), (748, 2060), (824, 1870), (880, 1751), (935, 1648), (1030, 1496), (1133, 1360)]