22792720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6949}}^1$

素因数の和:7003

約数の個数: 40

約数和(自身を含む): 54293400

約数和(自身を除く): 31500680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6949, 13898, 27796, 34745, 55592, 69490, 111184, 138980, 277960, 284909, 555920, 569818, 1139636, 1424545, 2279272, 2849090, 4558544, 5698180, 11396360, 22792720]

約数ペア:

[(1, 22792720), (2, 11396360), (4, 5698180), (5, 4558544), (8, 2849090), (10, 2279272), (16, 1424545), (20, 1139636), (40, 569818), (41, 555920), (80, 284909), (82, 277960), (164, 138980), (205, 111184), (328, 69490), (410, 55592), (656, 34745), (820, 27796), (1640, 13898), (3280, 6949)]