4416400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 60

約数和(自身を含む): 10843924

約数和(自身を除く): 6427524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 181, 200, 244, 305, 362, 400, 488, 610, 724, 905, 976, 1220, 1448, 1525, 1810, 2440, 2896, 3050, 3620, 4525, 4880, 6100, 7240, 9050, 11041, 12200, 14480, 18100, 22082, 24400, 36200, 44164, 55205, 72400, 88328, 110410, 176656, 220820, 276025, 441640, 552050, 883280, 1104100, 2208200, 4416400]

約数ペア:

[(1, 4416400), (2, 2208200), (4, 1104100), (5, 883280), (8, 552050), (10, 441640), (16, 276025), (20, 220820), (25, 176656), (40, 110410), (50, 88328), (61, 72400), (80, 55205), (100, 44164), (122, 36200), (181, 24400), (200, 22082), (244, 18100), (305, 14480), (362, 12200), (400, 11041), (488, 9050), (610, 7240), (724, 6100), (905, 4880), (976, 4525), (1220, 3620), (1448, 3050), (1525, 2896), (1810, 2440)]