894740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 2413152

約数和(自身を除く): 1518412

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 83, 98, 110, 140, 154, 166, 196, 220, 245, 308, 332, 385, 415, 490, 539, 581, 770, 830, 913, 980, 1078, 1162, 1540, 1660, 1826, 2156, 2324, 2695, 2905, 3652, 4067, 4565, 5390, 5810, 6391, 8134, 9130, 10780, 11620, 12782, 16268, 18260, 20335, 25564, 31955, 40670, 44737, 63910, 81340, 89474, 127820, 178948, 223685, 447370, 894740]

約数ペア:

[(1, 894740), (2, 447370), (4, 223685), (5, 178948), (7, 127820), (10, 89474), (11, 81340), (14, 63910), (20, 44737), (22, 40670), (28, 31955), (35, 25564), (44, 20335), (49, 18260), (55, 16268), (70, 12782), (77, 11620), (83, 10780), (98, 9130), (110, 8134), (140, 6391), (154, 5810), (166, 5390), (196, 4565), (220, 4067), (245, 3652), (308, 2905), (332, 2695), (385, 2324), (415, 2156), (490, 1826), (539, 1660), (581, 1540), (770, 1162), (830, 1078), (913, 980)]