4132240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 11284992

約数和(自身を除く): 7152752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 157, 188, 235, 280, 314, 329, 376, 470, 560, 628, 658, 752, 785, 940, 1099, 1256, 1316, 1570, 1645, 1880, 2198, 2512, 2632, 3140, 3290, 3760, 4396, 5264, 5495, 6280, 6580, 7379, 8792, 10990, 12560, 13160, 14758, 17584, 21980, 26320, 29516, 36895, 43960, 51653, 59032, 73790, 87920, 103306, 118064, 147580, 206612, 258265, 295160, 413224, 516530, 590320, 826448, 1033060, 2066120, 4132240]

約数ペア:

[(1, 4132240), (2, 2066120), (4, 1033060), (5, 826448), (7, 590320), (8, 516530), (10, 413224), (14, 295160), (16, 258265), (20, 206612), (28, 147580), (35, 118064), (40, 103306), (47, 87920), (56, 73790), (70, 59032), (80, 51653), (94, 43960), (112, 36895), (140, 29516), (157, 26320), (188, 21980), (235, 17584), (280, 14758), (314, 13160), (329, 12560), (376, 10990), (470, 8792), (560, 7379), (628, 6580), (658, 6280), (752, 5495), (785, 5264), (940, 4396), (1099, 3760), (1256, 3290), (1316, 3140), (1570, 2632), (1645, 2512), (1880, 2198)]