20941500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 63737856

約数和(自身を除く): 42796356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 125, 138, 150, 230, 250, 276, 300, 345, 375, 460, 500, 575, 607, 690, 750, 1150, 1214, 1380, 1500, 1725, 1821, 2300, 2428, 2875, 3035, 3450, 3642, 5750, 6070, 6900, 7284, 8625, 9105, 11500, 12140, 13961, 15175, 17250, 18210, 27922, 30350, 34500, 36420, 41883, 45525, 55844, 60700, 69805, 75875, 83766, 91050, 139610, 151750, 167532, 182100, 209415, 227625, 279220, 303500, 349025, 418830, 455250, 698050, 837660, 910500, 1047075, 1396100, 1745125, 2094150, 3490250, 4188300, 5235375, 6980500, 10470750, 20941500]

約数ペア:

[(1, 20941500), (2, 10470750), (3, 6980500), (4, 5235375), (5, 4188300), (6, 3490250), (10, 2094150), (12, 1745125), (15, 1396100), (20, 1047075), (23, 910500), (25, 837660), (30, 698050), (46, 455250), (50, 418830), (60, 349025), (69, 303500), (75, 279220), (92, 227625), (100, 209415), (115, 182100), (125, 167532), (138, 151750), (150, 139610), (230, 91050), (250, 83766), (276, 75875), (300, 69805), (345, 60700), (375, 55844), (460, 45525), (500, 41883), (575, 36420), (607, 34500), (690, 30350), (750, 27922), (1150, 18210), (1214, 17250), (1380, 15175), (1500, 13961), (1725, 12140), (1821, 11500), (2300, 9105), (2428, 8625), (2875, 7284), (3035, 6900), (3450, 6070), (3642, 5750)]