823480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 2255040

約数和(自身を除く): 1431560

約数列:

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

約数ペア:

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