440568520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6871}}^1$

素因数の和:7118

約数の個数: 64

約数和(自身を含む): 1138003200

約数和(自身を除く): 697434680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 4580, 6412, 6871, 8015, 9160, 12824, 13742, 16030, 27484, 32060, 34355, 48097, 54968, 64120, 68710, 96194, 137420, 192388, 240485, 274840, 384776, 480970, 961940, 1573459, 1923880, 3146918, 6293836, 7867295, 11014213, 12587672, 15734590, 22028426, 31469180, 44056852, 55071065, 62938360, 88113704, 110142130, 220284260, 440568520]

約数ペア:

[(1, 440568520), (2, 220284260), (4, 110142130), (5, 88113704), (7, 62938360), (8, 55071065), (10, 44056852), (14, 31469180), (20, 22028426), (28, 15734590), (35, 12587672), (40, 11014213), (56, 7867295), (70, 6293836), (140, 3146918), (229, 1923880), (280, 1573459), (458, 961940), (916, 480970), (1145, 384776), (1603, 274840), (1832, 240485), (2290, 192388), (3206, 137420), (4580, 96194), (6412, 68710), (6871, 64120), (8015, 54968), (9160, 48097), (12824, 34355), (13742, 32060), (16030, 27484)]