20943150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 56567808

約数和(自身を除く): 35624658

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 43, 50, 51, 75, 85, 86, 102, 129, 150, 170, 191, 215, 255, 258, 382, 425, 430, 510, 573, 645, 731, 850, 955, 1075, 1146, 1275, 1290, 1462, 1910, 2150, 2193, 2550, 2865, 3225, 3247, 3655, 4386, 4775, 5730, 6450, 6494, 7310, 8213, 9550, 9741, 10965, 14325, 16235, 16426, 18275, 19482, 21930, 24639, 28650, 32470, 36550, 41065, 48705, 49278, 54825, 81175, 82130, 97410, 109650, 123195, 139621, 162350, 205325, 243525, 246390, 279242, 410650, 418863, 487050, 615975, 698105, 837726, 1231950, 1396210, 2094315, 3490525, 4188630, 6981050, 10471575, 20943150]

約数ペア:

[(1, 20943150), (2, 10471575), (3, 6981050), (5, 4188630), (6, 3490525), (10, 2094315), (15, 1396210), (17, 1231950), (25, 837726), (30, 698105), (34, 615975), (43, 487050), (50, 418863), (51, 410650), (75, 279242), (85, 246390), (86, 243525), (102, 205325), (129, 162350), (150, 139621), (170, 123195), (191, 109650), (215, 97410), (255, 82130), (258, 81175), (382, 54825), (425, 49278), (430, 48705), (510, 41065), (573, 36550), (645, 32470), (731, 28650), (850, 24639), (955, 21930), (1075, 19482), (1146, 18275), (1275, 16426), (1290, 16235), (1462, 14325), (1910, 10965), (2150, 9741), (2193, 9550), (2550, 8213), (2865, 7310), (3225, 6494), (3247, 6450), (3655, 5730), (4386, 4775)]