887964420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{44983}}^1$

素因数の和:45049

約数の個数: 96

約数和(自身を含む): 2902007808

約数和(自身を除く): 2014043388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 19740, 44983, 89966, 134949, 179932, 224915, 269898, 314881, 449830, 539796, 629762, 674745, 899660, 944643, 1259524, 1349490, 1574405, 1889286, 2114201, 2698980, 3148810, 3778572, 4228402, 4723215, 6297620, 6342603, 8456804, 9446430, 10571005, 12685206, 14799407, 18892860, 21142010, 25370412, 29598814, 31713015, 42284020, 44398221, 59197628, 63426030, 73997035, 88796442, 126852060, 147994070, 177592884, 221991105, 295988140, 443982210, 887964420]

約数ペア:

[(1, 887964420), (2, 443982210), (3, 295988140), (4, 221991105), (5, 177592884), (6, 147994070), (7, 126852060), (10, 88796442), (12, 73997035), (14, 63426030), (15, 59197628), (20, 44398221), (21, 42284020), (28, 31713015), (30, 29598814), (35, 25370412), (42, 21142010), (47, 18892860), (60, 14799407), (70, 12685206), (84, 10571005), (94, 9446430), (105, 8456804), (140, 6342603), (141, 6297620), (188, 4723215), (210, 4228402), (235, 3778572), (282, 3148810), (329, 2698980), (420, 2114201), (470, 1889286), (564, 1574405), (658, 1349490), (705, 1259524), (940, 944643), (987, 899660), (1316, 674745), (1410, 629762), (1645, 539796), (1974, 449830), (2820, 314881), (3290, 269898), (3948, 224915), (4935, 179932), (6580, 134949), (9870, 89966), (19740, 44983)]