4920221300

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{1621}}^1$

素因数の和:2001

約数の個数: 72

約数和(自身を含む): 10812641280

約数和(自身を除く): 5892419980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 239, 254, 478, 508, 635, 956, 1195, 1270, 1621, 2390, 2540, 3175, 3242, 4780, 5975, 6350, 6484, 8105, 11950, 12700, 16210, 23900, 30353, 32420, 40525, 60706, 81050, 121412, 151765, 162100, 205867, 303530, 387419, 411734, 607060, 758825, 774838, 823468, 1029335, 1517650, 1549676, 1937095, 2058670, 3035300, 3874190, 4117340, 5146675, 7748380, 9685475, 10293350, 19370950, 20586700, 38741900, 49202213, 98404426, 196808852, 246011065, 492022130, 984044260, 1230055325, 2460110650, 4920221300]

約数ペア:

[(1, 4920221300), (2, 2460110650), (4, 1230055325), (5, 984044260), (10, 492022130), (20, 246011065), (25, 196808852), (50, 98404426), (100, 49202213), (127, 38741900), (239, 20586700), (254, 19370950), (478, 10293350), (508, 9685475), (635, 7748380), (956, 5146675), (1195, 4117340), (1270, 3874190), (1621, 3035300), (2390, 2058670), (2540, 1937095), (3175, 1549676), (3242, 1517650), (4780, 1029335), (5975, 823468), (6350, 774838), (6484, 758825), (8105, 607060), (11950, 411734), (12700, 387419), (16210, 303530), (23900, 205867), (30353, 162100), (32420, 151765), (40525, 121412), (60706, 81050)]