10340720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 26477472

約数和(自身を除く): 16136752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 163, 208, 244, 260, 305, 326, 488, 520, 610, 652, 793, 815, 976, 1040, 1220, 1304, 1586, 1630, 2119, 2440, 2608, 3172, 3260, 3965, 4238, 4880, 6344, 6520, 7930, 8476, 9943, 10595, 12688, 13040, 15860, 16952, 19886, 21190, 31720, 33904, 39772, 42380, 49715, 63440, 79544, 84760, 99430, 129259, 159088, 169520, 198860, 258518, 397720, 517036, 646295, 795440, 1034072, 1292590, 2068144, 2585180, 5170360, 10340720]

約数ペア:

[(1, 10340720), (2, 5170360), (4, 2585180), (5, 2068144), (8, 1292590), (10, 1034072), (13, 795440), (16, 646295), (20, 517036), (26, 397720), (40, 258518), (52, 198860), (61, 169520), (65, 159088), (80, 129259), (104, 99430), (122, 84760), (130, 79544), (163, 63440), (208, 49715), (244, 42380), (260, 39772), (305, 33904), (326, 31720), (488, 21190), (520, 19886), (610, 16952), (652, 15860), (793, 13040), (815, 12688), (976, 10595), (1040, 9943), (1220, 8476), (1304, 7930), (1586, 6520), (1630, 6344), (2119, 4880), (2440, 4238), (2608, 3965), (3172, 3260)]