4214800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 60

約数和(自身を含む): 10413396

約数和(自身を除く): 6198596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 257, 328, 400, 410, 514, 656, 820, 1025, 1028, 1285, 1640, 2050, 2056, 2570, 3280, 4100, 4112, 5140, 6425, 8200, 10280, 10537, 12850, 16400, 20560, 21074, 25700, 42148, 51400, 52685, 84296, 102800, 105370, 168592, 210740, 263425, 421480, 526850, 842960, 1053700, 2107400, 4214800]

約数ペア:

[(1, 4214800), (2, 2107400), (4, 1053700), (5, 842960), (8, 526850), (10, 421480), (16, 263425), (20, 210740), (25, 168592), (40, 105370), (41, 102800), (50, 84296), (80, 52685), (82, 51400), (100, 42148), (164, 25700), (200, 21074), (205, 20560), (257, 16400), (328, 12850), (400, 10537), (410, 10280), (514, 8200), (656, 6425), (820, 5140), (1025, 4112), (1028, 4100), (1285, 3280), (1640, 2570), (2050, 2056)]