38409140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 102816000

約数和(自身を除く): 64406860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 343, 385, 490, 509, 539, 686, 770, 980, 1018, 1078, 1372, 1540, 1715, 2036, 2156, 2545, 2695, 3430, 3563, 3773, 5090, 5390, 5599, 6860, 7126, 7546, 10180, 10780, 11198, 14252, 15092, 17815, 18865, 22396, 24941, 27995, 35630, 37730, 39193, 49882, 55990, 71260, 75460, 78386, 99764, 111980, 124705, 156772, 174587, 195965, 249410, 274351, 349174, 391930, 498820, 548702, 698348, 783860, 872935, 1097404, 1371755, 1745870, 1920457, 2743510, 3491740, 3840914, 5487020, 7681828, 9602285, 19204570, 38409140]

約数ペア:

[(1, 38409140), (2, 19204570), (4, 9602285), (5, 7681828), (7, 5487020), (10, 3840914), (11, 3491740), (14, 2743510), (20, 1920457), (22, 1745870), (28, 1371755), (35, 1097404), (44, 872935), (49, 783860), (55, 698348), (70, 548702), (77, 498820), (98, 391930), (110, 349174), (140, 274351), (154, 249410), (196, 195965), (220, 174587), (245, 156772), (308, 124705), (343, 111980), (385, 99764), (490, 78386), (509, 75460), (539, 71260), (686, 55990), (770, 49882), (980, 39193), (1018, 37730), (1078, 35630), (1372, 27995), (1540, 24941), (1715, 22396), (2036, 18865), (2156, 17815), (2545, 15092), (2695, 14252), (3430, 11198), (3563, 10780), (3773, 10180), (5090, 7546), (5390, 7126), (5599, 6860)]