389664780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{138179}}^1$

素因数の和:138238

約数の個数: 48

約数和(自身を含む): 1114283520

約数和(自身を除く): 724618740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 138179, 276358, 414537, 552716, 690895, 829074, 1381790, 1658148, 2072685, 2763580, 4145370, 6494413, 8290740, 12988826, 19483239, 25977652, 32472065, 38966478, 64944130, 77932956, 97416195, 129888260, 194832390, 389664780]

約数ペア:

[(1, 389664780), (2, 194832390), (3, 129888260), (4, 97416195), (5, 77932956), (6, 64944130), (10, 38966478), (12, 32472065), (15, 25977652), (20, 19483239), (30, 12988826), (47, 8290740), (60, 6494413), (94, 4145370), (141, 2763580), (188, 2072685), (235, 1658148), (282, 1381790), (470, 829074), (564, 690895), (705, 552716), (940, 414537), (1410, 276358), (2820, 138179)]