1566204860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^2$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 3634264368

約数和(自身を除く): 2068059508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 251, 452, 502, 565, 1004, 1130, 1243, 1255, 2260, 2486, 2510, 2761, 4972, 5020, 5522, 6215, 11044, 12430, 13805, 24860, 27610, 28363, 55220, 56726, 63001, 113452, 126002, 141815, 252004, 283630, 311993, 315005, 567260, 623986, 630010, 693011, 1247972, 1260020, 1386022, 1559965, 2772044, 3119930, 3465055, 6239860, 6930110, 7119113, 13860220, 14238226, 28476452, 35595565, 71191130, 78310243, 142382260, 156620486, 313240972, 391551215, 783102430, 1566204860]

約数ペア:

[(1, 1566204860), (2, 783102430), (4, 391551215), (5, 313240972), (10, 156620486), (11, 142382260), (20, 78310243), (22, 71191130), (44, 35595565), (55, 28476452), (110, 14238226), (113, 13860220), (220, 7119113), (226, 6930110), (251, 6239860), (452, 3465055), (502, 3119930), (565, 2772044), (1004, 1559965), (1130, 1386022), (1243, 1260020), (1255, 1247972), (2260, 693011), (2486, 630010), (2510, 623986), (2761, 567260), (4972, 315005), (5020, 311993), (5522, 283630), (6215, 252004), (11044, 141815), (12430, 126002), (13805, 113452), (24860, 63001), (27610, 56726), (28363, 55220)]