4217240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 10368000

約数和(自身を除く): 6150760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 179, 190, 248, 310, 358, 380, 589, 620, 716, 760, 895, 1178, 1240, 1432, 1790, 2356, 2945, 3401, 3580, 4712, 5549, 5890, 6802, 7160, 11098, 11780, 13604, 17005, 22196, 23560, 27208, 27745, 34010, 44392, 55490, 68020, 105431, 110980, 136040, 210862, 221960, 421724, 527155, 843448, 1054310, 2108620, 4217240]

約数ペア:

[(1, 4217240), (2, 2108620), (4, 1054310), (5, 843448), (8, 527155), (10, 421724), (19, 221960), (20, 210862), (31, 136040), (38, 110980), (40, 105431), (62, 68020), (76, 55490), (95, 44392), (124, 34010), (152, 27745), (155, 27208), (179, 23560), (190, 22196), (248, 17005), (310, 13604), (358, 11780), (380, 11098), (589, 7160), (620, 6802), (716, 5890), (760, 5549), (895, 4712), (1178, 3580), (1240, 3401), (1432, 2945), (1790, 2356)]