1245760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:263

約数の個数: 56

約数和(自身を含む): 3154680

約数和(自身を除く): 1908920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 229, 272, 320, 340, 458, 544, 680, 916, 1088, 1145, 1360, 1832, 2290, 2720, 3664, 3893, 4580, 5440, 7328, 7786, 9160, 14656, 15572, 18320, 19465, 31144, 36640, 38930, 62288, 73280, 77860, 124576, 155720, 249152, 311440, 622880, 1245760]

約数ペア:

[(1, 1245760), (2, 622880), (4, 311440), (5, 249152), (8, 155720), (10, 124576), (16, 77860), (17, 73280), (20, 62288), (32, 38930), (34, 36640), (40, 31144), (64, 19465), (68, 18320), (80, 15572), (85, 14656), (136, 9160), (160, 7786), (170, 7328), (229, 5440), (272, 4580), (320, 3893), (340, 3664), (458, 2720), (544, 2290), (680, 1832), (916, 1360), (1088, 1145)]