20227963870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:466

約数の個数: 128

約数和(自身を含む): 39797194752

約数和(自身を除く): 19569230882

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 97, 101, 115, 191, 194, 202, 230, 235, 382, 470, 485, 505, 955, 970, 1010, 1081, 1910, 2162, 2231, 2323, 4393, 4462, 4559, 4646, 4747, 5405, 8786, 8977, 9118, 9494, 9797, 10810, 11155, 11615, 17954, 18527, 19291, 19594, 21965, 22310, 22795, 23230, 23735, 37054, 38582, 43930, 44885, 45590, 47470, 48985, 89770, 92635, 96455, 97970, 104857, 109181, 185270, 192910, 206471, 209714, 218362, 225331, 412942, 426121, 443693, 450662, 460459, 524285, 545905, 852242, 870769, 887386, 906677, 920918, 1032355, 1048570, 1091810, 1126655, 1741538, 1813354, 1871227, 2064710, 2130605, 2218465, 2253310, 2302295, 3742454, 4261210, 4353845, 4436930, 4533385, 4604590, 8707690, 9066770, 9356135, 10590557, 18712270, 20027687, 20853571, 21181114, 40055374, 41707142, 43038221, 52952785, 86076442, 87947669, 100138435, 104267855, 105905570, 175895338, 200276870, 208535710, 215191105, 430382210, 439738345, 879476690, 2022796387, 4045592774, 10113981935, 20227963870]

約数ペア:

[(1, 20227963870), (2, 10113981935), (5, 4045592774), (10, 2022796387), (23, 879476690), (46, 439738345), (47, 430382210), (94, 215191105), (97, 208535710), (101, 200276870), (115, 175895338), (191, 105905570), (194, 104267855), (202, 100138435), (230, 87947669), (235, 86076442), (382, 52952785), (470, 43038221), (485, 41707142), (505, 40055374), (955, 21181114), (970, 20853571), (1010, 20027687), (1081, 18712270), (1910, 10590557), (2162, 9356135), (2231, 9066770), (2323, 8707690), (4393, 4604590), (4462, 4533385), (4559, 4436930), (4646, 4353845), (4747, 4261210), (5405, 3742454), (8786, 2302295), (8977, 2253310), (9118, 2218465), (9494, 2130605), (9797, 2064710), (10810, 1871227), (11155, 1813354), (11615, 1741538), (17954, 1126655), (18527, 1091810), (19291, 1048570), (19594, 1032355), (21965, 920918), (22310, 906677), (22795, 887386), (23230, 870769), (23735, 852242), (37054, 545905), (38582, 524285), (43930, 460459), (44885, 450662), (45590, 443693), (47470, 426121), (48985, 412942), (89770, 225331), (92635, 218362), (96455, 209714), (97970, 206471), (104857, 192910), (109181, 185270)]