40207300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 101243520

約数和(自身を除く): 61036220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 809, 994, 1420, 1618, 1775, 1988, 2485, 3236, 3550, 4045, 4970, 5663, 7100, 8090, 9940, 11326, 12425, 16180, 20225, 22652, 24850, 28315, 40450, 49700, 56630, 57439, 80900, 113260, 114878, 141575, 229756, 283150, 287195, 402073, 566300, 574390, 804146, 1148780, 1435975, 1608292, 2010365, 2871950, 4020730, 5743900, 8041460, 10051825, 20103650, 40207300]

約数ペア:

[(1, 40207300), (2, 20103650), (4, 10051825), (5, 8041460), (7, 5743900), (10, 4020730), (14, 2871950), (20, 2010365), (25, 1608292), (28, 1435975), (35, 1148780), (50, 804146), (70, 574390), (71, 566300), (100, 402073), (140, 287195), (142, 283150), (175, 229756), (284, 141575), (350, 114878), (355, 113260), (497, 80900), (700, 57439), (710, 56630), (809, 49700), (994, 40450), (1420, 28315), (1618, 24850), (1775, 22652), (1988, 20225), (2485, 16180), (3236, 12425), (3550, 11326), (4045, 9940), (4970, 8090), (5663, 7100)]