840987356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 1746662400

約数和(自身を除く): 905675044

約数列:

[1, 2, 4, 11, 22, 29, 37, 44, 47, 58, 74, 94, 116, 148, 188, 319, 379, 407, 517, 638, 758, 814, 1034, 1073, 1276, 1363, 1516, 1628, 1739, 2068, 2146, 2726, 3478, 4169, 4292, 5452, 6956, 8338, 10991, 11803, 14023, 14993, 16676, 17813, 19129, 21982, 23606, 28046, 29986, 35626, 38258, 43964, 47212, 50431, 56092, 59972, 71252, 76516, 100862, 120901, 154253, 195943, 201724, 241802, 308506, 391886, 406667, 483604, 516577, 554741, 617012, 659081, 783772, 813334, 1033154, 1109482, 1318162, 1626668, 2066308, 2218964, 2636324, 4473337, 5682347, 7249891, 8946674, 11364694, 14499782, 17893348, 19113349, 22729388, 28999564, 38226698, 76453396, 210246839, 420493678, 840987356]

約数ペア:

[(1, 840987356), (2, 420493678), (4, 210246839), (11, 76453396), (22, 38226698), (29, 28999564), (37, 22729388), (44, 19113349), (47, 17893348), (58, 14499782), (74, 11364694), (94, 8946674), (116, 7249891), (148, 5682347), (188, 4473337), (319, 2636324), (379, 2218964), (407, 2066308), (517, 1626668), (638, 1318162), (758, 1109482), (814, 1033154), (1034, 813334), (1073, 783772), (1276, 659081), (1363, 617012), (1516, 554741), (1628, 516577), (1739, 483604), (2068, 406667), (2146, 391886), (2726, 308506), (3478, 241802), (4169, 201724), (4292, 195943), (5452, 154253), (6956, 120901), (8338, 100862), (10991, 76516), (11803, 71252), (14023, 59972), (14993, 56092), (16676, 50431), (17813, 47212), (19129, 43964), (21982, 38258), (23606, 35626), (28046, 29986)]