57828020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4909}}^1$

素因数の和:4968

約数の個数: 48

約数和(自身を含む): 131980800

約数和(自身を除く): 74152780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 4909, 5890, 9818, 11780, 19636, 24545, 49090, 93271, 98180, 152179, 186542, 304358, 373084, 466355, 608716, 760895, 932710, 1521790, 1865420, 2891401, 3043580, 5782802, 11565604, 14457005, 28914010, 57828020]

約数ペア:

[(1, 57828020), (2, 28914010), (4, 14457005), (5, 11565604), (10, 5782802), (19, 3043580), (20, 2891401), (31, 1865420), (38, 1521790), (62, 932710), (76, 760895), (95, 608716), (124, 466355), (155, 373084), (190, 304358), (310, 186542), (380, 152179), (589, 98180), (620, 93271), (1178, 49090), (2356, 24545), (2945, 19636), (4909, 11780), (5890, 9818)]