40784100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19421}}^1$

素因数の和:19445

約数の個数: 72

約数和(自身を含む): 134866368

約数和(自身を除く): 94082268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 19421, 38842, 58263, 77684, 97105, 116526, 135947, 194210, 233052, 271894, 291315, 388420, 407841, 485525, 543788, 582630, 679735, 815682, 971050, 1165260, 1359470, 1456575, 1631364, 1942100, 2039205, 2718940, 2913150, 3398675, 4078410, 5826300, 6797350, 8156820, 10196025, 13594700, 20392050, 40784100]

約数ペア:

[(1, 40784100), (2, 20392050), (3, 13594700), (4, 10196025), (5, 8156820), (6, 6797350), (7, 5826300), (10, 4078410), (12, 3398675), (14, 2913150), (15, 2718940), (20, 2039205), (21, 1942100), (25, 1631364), (28, 1456575), (30, 1359470), (35, 1165260), (42, 971050), (50, 815682), (60, 679735), (70, 582630), (75, 543788), (84, 485525), (100, 407841), (105, 388420), (140, 291315), (150, 271894), (175, 233052), (210, 194210), (300, 135947), (350, 116526), (420, 97105), (525, 77684), (700, 58263), (1050, 38842), (2100, 19421)]