22199120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4549}}^1$

素因数の和:4623

約数の個数: 40

約数和(自身を含む): 52470600

約数和(自身を除く): 30271480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4549, 4880, 9098, 18196, 22745, 36392, 45490, 72784, 90980, 181960, 277489, 363920, 554978, 1109956, 1387445, 2219912, 2774890, 4439824, 5549780, 11099560, 22199120]

約数ペア:

[(1, 22199120), (2, 11099560), (4, 5549780), (5, 4439824), (8, 2774890), (10, 2219912), (16, 1387445), (20, 1109956), (40, 554978), (61, 363920), (80, 277489), (122, 181960), (244, 90980), (305, 72784), (488, 45490), (610, 36392), (976, 22745), (1220, 18196), (2440, 9098), (4549, 4880)]