8434480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 21427200

約数和(自身を除く): 12992720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 179, 190, 248, 304, 310, 358, 380, 496, 589, 620, 716, 760, 895, 1178, 1240, 1432, 1520, 1790, 2356, 2480, 2864, 2945, 3401, 3580, 4712, 5549, 5890, 6802, 7160, 9424, 11098, 11780, 13604, 14320, 17005, 22196, 23560, 27208, 27745, 34010, 44392, 47120, 54416, 55490, 68020, 88784, 105431, 110980, 136040, 210862, 221960, 272080, 421724, 443920, 527155, 843448, 1054310, 1686896, 2108620, 4217240, 8434480]

約数ペア:

[(1, 8434480), (2, 4217240), (4, 2108620), (5, 1686896), (8, 1054310), (10, 843448), (16, 527155), (19, 443920), (20, 421724), (31, 272080), (38, 221960), (40, 210862), (62, 136040), (76, 110980), (80, 105431), (95, 88784), (124, 68020), (152, 55490), (155, 54416), (179, 47120), (190, 44392), (248, 34010), (304, 27745), (310, 27208), (358, 23560), (380, 22196), (496, 17005), (589, 14320), (620, 13604), (716, 11780), (760, 11098), (895, 9424), (1178, 7160), (1240, 6802), (1432, 5890), (1520, 5549), (1790, 4712), (2356, 3580), (2480, 3401), (2864, 2945)]