20170038260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{283}}^1\times {\mathrm{571}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 43127019936

約数和(自身を除く): 22956981676

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 283, 316, 395, 566, 571, 790, 1132, 1142, 1415, 1580, 2284, 2830, 2855, 5660, 5710, 6241, 11420, 12482, 22357, 24964, 31205, 44714, 45109, 62410, 89428, 90218, 111785, 124820, 161593, 180436, 223570, 225545, 323186, 447140, 451090, 646372, 807965, 902180, 1615930, 1766203, 3231860, 3532406, 3563611, 7064812, 7127222, 8831015, 12765847, 14254444, 17662030, 17818055, 25531694, 35324060, 35636110, 51063388, 63829235, 71272220, 127658470, 255316940, 1008501913, 2017003826, 4034007652, 5042509565, 10085019130, 20170038260]

約数ペア:

[(1, 20170038260), (2, 10085019130), (4, 5042509565), (5, 4034007652), (10, 2017003826), (20, 1008501913), (79, 255316940), (158, 127658470), (283, 71272220), (316, 63829235), (395, 51063388), (566, 35636110), (571, 35324060), (790, 25531694), (1132, 17818055), (1142, 17662030), (1415, 14254444), (1580, 12765847), (2284, 8831015), (2830, 7127222), (2855, 7064812), (5660, 3563611), (5710, 3532406), (6241, 3231860), (11420, 1766203), (12482, 1615930), (22357, 902180), (24964, 807965), (31205, 646372), (44714, 451090), (45109, 447140), (62410, 323186), (89428, 225545), (90218, 223570), (111785, 180436), (124820, 161593)]