22154800

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:686

約数の個数: 60

約数和(自身を含む): 53869816

約数和(自身を除く): 31715016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 571, 776, 970, 1142, 1552, 1940, 2284, 2425, 2855, 3880, 4568, 4850, 5710, 7760, 9136, 9700, 11420, 14275, 19400, 22840, 28550, 38800, 45680, 55387, 57100, 110774, 114200, 221548, 228400, 276935, 443096, 553870, 886192, 1107740, 1384675, 2215480, 2769350, 4430960, 5538700, 11077400, 22154800]

約数ペア:

[(1, 22154800), (2, 11077400), (4, 5538700), (5, 4430960), (8, 2769350), (10, 2215480), (16, 1384675), (20, 1107740), (25, 886192), (40, 553870), (50, 443096), (80, 276935), (97, 228400), (100, 221548), (194, 114200), (200, 110774), (388, 57100), (400, 55387), (485, 45680), (571, 38800), (776, 28550), (970, 22840), (1142, 19400), (1552, 14275), (1940, 11420), (2284, 9700), (2425, 9136), (2855, 7760), (3880, 5710), (4568, 4850)]