8851720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{613}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 21054060

約数和(自身を除く): 12202340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 613, 722, 760, 1226, 1444, 1805, 2452, 2888, 3065, 3610, 4904, 6130, 7220, 11647, 12260, 14440, 23294, 24520, 46588, 58235, 93176, 116470, 221293, 232940, 442586, 465880, 885172, 1106465, 1770344, 2212930, 4425860, 8851720]

約数ペア:

[(1, 8851720), (2, 4425860), (4, 2212930), (5, 1770344), (8, 1106465), (10, 885172), (19, 465880), (20, 442586), (38, 232940), (40, 221293), (76, 116470), (95, 93176), (152, 58235), (190, 46588), (361, 24520), (380, 23294), (613, 14440), (722, 12260), (760, 11647), (1226, 7220), (1444, 6130), (1805, 4904), (2452, 3610), (2888, 3065)]