39300280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 92014560

約数和(自身を除く): 52714280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 313, 344, 365, 430, 584, 626, 730, 860, 1252, 1460, 1565, 1720, 2504, 2920, 3130, 3139, 6260, 6278, 12520, 12556, 13459, 15695, 22849, 25112, 26918, 31390, 45698, 53836, 62780, 67295, 91396, 107672, 114245, 125560, 134590, 182792, 228490, 269180, 456980, 538360, 913960, 982507, 1965014, 3930028, 4912535, 7860056, 9825070, 19650140, 39300280]

約数ペア:

[(1, 39300280), (2, 19650140), (4, 9825070), (5, 7860056), (8, 4912535), (10, 3930028), (20, 1965014), (40, 982507), (43, 913960), (73, 538360), (86, 456980), (146, 269180), (172, 228490), (215, 182792), (292, 134590), (313, 125560), (344, 114245), (365, 107672), (430, 91396), (584, 67295), (626, 62780), (730, 53836), (860, 45698), (1252, 31390), (1460, 26918), (1565, 25112), (1720, 22849), (2504, 15695), (2920, 13459), (3130, 12556), (3139, 12520), (6260, 6278)]