40513900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 103771136

約数和(自身を除く): 63257236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 1867, 2170, 3100, 3734, 4340, 5425, 7468, 9335, 10850, 13069, 18670, 21700, 26138, 37340, 46675, 52276, 57877, 65345, 93350, 115754, 130690, 186700, 231508, 261380, 289385, 326725, 405139, 578770, 653450, 810278, 1157540, 1306900, 1446925, 1620556, 2025695, 2893850, 4051390, 5787700, 8102780, 10128475, 20256950, 40513900]

約数ペア:

[(1, 40513900), (2, 20256950), (4, 10128475), (5, 8102780), (7, 5787700), (10, 4051390), (14, 2893850), (20, 2025695), (25, 1620556), (28, 1446925), (31, 1306900), (35, 1157540), (50, 810278), (62, 653450), (70, 578770), (100, 405139), (124, 326725), (140, 289385), (155, 261380), (175, 231508), (217, 186700), (310, 130690), (350, 115754), (434, 93350), (620, 65345), (700, 57877), (775, 52276), (868, 46675), (1085, 37340), (1550, 26138), (1867, 21700), (2170, 18670), (3100, 13069), (3734, 10850), (4340, 9335), (5425, 7468)]