13307027980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1\times {\mathrm{12143}}^1$

素因数の和:12658

約数の個数: 48

約数和(自身を含む): 28205654400

約数和(自身を除く): 14898626420

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 349, 628, 698, 785, 1396, 1570, 1745, 3140, 3490, 6980, 12143, 24286, 48572, 54793, 60715, 109586, 121430, 219172, 242860, 273965, 547930, 1095860, 1906451, 3812902, 4237907, 7625804, 8475814, 9532255, 16951628, 19064510, 21189535, 38129020, 42379070, 84758140, 665351399, 1330702798, 2661405596, 3326756995, 6653513990, 13307027980]

約数ペア:

[(1, 13307027980), (2, 6653513990), (4, 3326756995), (5, 2661405596), (10, 1330702798), (20, 665351399), (157, 84758140), (314, 42379070), (349, 38129020), (628, 21189535), (698, 19064510), (785, 16951628), (1396, 9532255), (1570, 8475814), (1745, 7625804), (3140, 4237907), (3490, 3812902), (6980, 1906451), (12143, 1095860), (24286, 547930), (48572, 273965), (54793, 242860), (60715, 219172), (109586, 121430)]