1668352420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{8179}}^1$

素因数の和:8273

約数の個数: 96

約数和(自身を含む): 4221665280

約数和(自身を除く): 2553312860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 62, 70, 94, 124, 140, 155, 188, 217, 235, 310, 329, 434, 470, 620, 658, 868, 940, 1085, 1316, 1457, 1645, 2170, 2914, 3290, 4340, 5828, 6580, 7285, 8179, 10199, 14570, 16358, 20398, 29140, 32716, 40796, 40895, 50995, 57253, 81790, 101990, 114506, 163580, 203980, 229012, 253549, 286265, 384413, 507098, 572530, 768826, 1014196, 1145060, 1267745, 1537652, 1774843, 1922065, 2535490, 2690891, 3549686, 3844130, 5070980, 5381782, 7099372, 7688260, 8874215, 10763564, 11916803, 13454455, 17748430, 23833606, 26908910, 35496860, 47667212, 53817820, 59584015, 83417621, 119168030, 166835242, 238336060, 333670484, 417088105, 834176210, 1668352420]

約数ペア:

[(1, 1668352420), (2, 834176210), (4, 417088105), (5, 333670484), (7, 238336060), (10, 166835242), (14, 119168030), (20, 83417621), (28, 59584015), (31, 53817820), (35, 47667212), (47, 35496860), (62, 26908910), (70, 23833606), (94, 17748430), (124, 13454455), (140, 11916803), (155, 10763564), (188, 8874215), (217, 7688260), (235, 7099372), (310, 5381782), (329, 5070980), (434, 3844130), (470, 3549686), (620, 2690891), (658, 2535490), (868, 1922065), (940, 1774843), (1085, 1537652), (1316, 1267745), (1457, 1145060), (1645, 1014196), (2170, 768826), (2914, 572530), (3290, 507098), (4340, 384413), (5828, 286265), (6580, 253549), (7285, 229012), (8179, 203980), (10199, 163580), (14570, 114506), (16358, 101990), (20398, 81790), (29140, 57253), (32716, 50995), (40796, 40895)]