1646960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 4660416

約数和(自身を除く): 3013456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 173, 238, 272, 280, 340, 346, 476, 560, 595, 680, 692, 865, 952, 1190, 1211, 1360, 1384, 1730, 1904, 2380, 2422, 2768, 2941, 3460, 4760, 4844, 5882, 6055, 6920, 9520, 9688, 11764, 12110, 13840, 14705, 19376, 20587, 23528, 24220, 29410, 41174, 47056, 48440, 58820, 82348, 96880, 102935, 117640, 164696, 205870, 235280, 329392, 411740, 823480, 1646960]

約数ペア:

[(1, 1646960), (2, 823480), (4, 411740), (5, 329392), (7, 235280), (8, 205870), (10, 164696), (14, 117640), (16, 102935), (17, 96880), (20, 82348), (28, 58820), (34, 48440), (35, 47056), (40, 41174), (56, 29410), (68, 24220), (70, 23528), (80, 20587), (85, 19376), (112, 14705), (119, 13840), (136, 12110), (140, 11764), (170, 9688), (173, 9520), (238, 6920), (272, 6055), (280, 5882), (340, 4844), (346, 4760), (476, 3460), (560, 2941), (595, 2768), (680, 2422), (692, 2380), (865, 1904), (952, 1730), (1190, 1384), (1211, 1360)]