7005340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 15607872

約数和(自身を除く): 8602532

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 157, 194, 230, 314, 388, 460, 485, 628, 785, 970, 1570, 1940, 2231, 3140, 3611, 4462, 7222, 8924, 11155, 14444, 15229, 18055, 22310, 30458, 36110, 44620, 60916, 72220, 76145, 152290, 304580, 350267, 700534, 1401068, 1751335, 3502670, 7005340]

約数ペア:

[(1, 7005340), (2, 3502670), (4, 1751335), (5, 1401068), (10, 700534), (20, 350267), (23, 304580), (46, 152290), (92, 76145), (97, 72220), (115, 60916), (157, 44620), (194, 36110), (230, 30458), (314, 22310), (388, 18055), (460, 15229), (485, 14444), (628, 11155), (785, 8924), (970, 7222), (1570, 4462), (1940, 3611), (2231, 3140)]