20117232400

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{1783}}^1$

素因数の和:2289

約数の個数: 120

約数和(自身を含む): 49197111104

約数和(自身を除く): 29079878704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 200, 268, 335, 400, 421, 536, 670, 842, 1072, 1340, 1675, 1684, 1783, 2105, 2680, 3350, 3368, 3566, 4210, 5360, 6700, 6736, 7132, 8420, 8915, 10525, 13400, 14264, 16840, 17830, 21050, 26800, 28207, 28528, 33680, 35660, 42100, 44575, 56414, 71320, 84200, 89150, 112828, 119461, 141035, 142640, 168400, 178300, 225656, 238922, 282070, 356600, 451312, 477844, 564140, 597305, 705175, 713200, 750643, 955688, 1128280, 1194610, 1410350, 1501286, 1911376, 2256560, 2389220, 2820700, 2986525, 3002572, 3753215, 4778440, 5641400, 5973050, 6005144, 7506430, 9556880, 11282800, 11946100, 12010288, 15012860, 18766075, 23892200, 30025720, 37532150, 47784400, 50293081, 60051440, 75064300, 100586162, 150128600, 201172324, 251465405, 300257200, 402344648, 502930810, 804689296, 1005861620, 1257327025, 2011723240, 2514654050, 4023446480, 5029308100, 10058616200, 20117232400]

約数ペア:

[(1, 20117232400), (2, 10058616200), (4, 5029308100), (5, 4023446480), (8, 2514654050), (10, 2011723240), (16, 1257327025), (20, 1005861620), (25, 804689296), (40, 502930810), (50, 402344648), (67, 300257200), (80, 251465405), (100, 201172324), (134, 150128600), (200, 100586162), (268, 75064300), (335, 60051440), (400, 50293081), (421, 47784400), (536, 37532150), (670, 30025720), (842, 23892200), (1072, 18766075), (1340, 15012860), (1675, 12010288), (1684, 11946100), (1783, 11282800), (2105, 9556880), (2680, 7506430), (3350, 6005144), (3368, 5973050), (3566, 5641400), (4210, 4778440), (5360, 3753215), (6700, 3002572), (6736, 2986525), (7132, 2820700), (8420, 2389220), (8915, 2256560), (10525, 1911376), (13400, 1501286), (14264, 1410350), (16840, 1194610), (17830, 1128280), (21050, 955688), (26800, 750643), (28207, 713200), (28528, 705175), (33680, 597305), (35660, 564140), (42100, 477844), (44575, 451312), (56414, 356600), (71320, 282070), (84200, 238922), (89150, 225656), (112828, 178300), (119461, 168400), (141035, 142640)]