8361320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 21219840

約数和(自身を除く): 12858520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 613, 620, 682, 1226, 1240, 1364, 1705, 2452, 2728, 3065, 3410, 4904, 6130, 6743, 6820, 12260, 13486, 13640, 19003, 24520, 26972, 33715, 38006, 53944, 67430, 76012, 95015, 134860, 152024, 190030, 209033, 269720, 380060, 418066, 760120, 836132, 1045165, 1672264, 2090330, 4180660, 8361320]

約数ペア:

[(1, 8361320), (2, 4180660), (4, 2090330), (5, 1672264), (8, 1045165), (10, 836132), (11, 760120), (20, 418066), (22, 380060), (31, 269720), (40, 209033), (44, 190030), (55, 152024), (62, 134860), (88, 95015), (110, 76012), (124, 67430), (155, 53944), (220, 38006), (248, 33715), (310, 26972), (341, 24520), (440, 19003), (613, 13640), (620, 13486), (682, 12260), (1226, 6820), (1240, 6743), (1364, 6130), (1705, 4904), (2452, 3410), (2728, 3065)]