1726020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 5381376

約数和(自身を除く): 3655356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 223, 258, 387, 430, 446, 516, 645, 669, 774, 860, 892, 1115, 1290, 1338, 1548, 1935, 2007, 2230, 2580, 2676, 3345, 3870, 4014, 4460, 6690, 7740, 8028, 9589, 10035, 13380, 19178, 20070, 28767, 38356, 40140, 47945, 57534, 86301, 95890, 115068, 143835, 172602, 191780, 287670, 345204, 431505, 575340, 863010, 1726020]

約数ペア:

[(1, 1726020), (2, 863010), (3, 575340), (4, 431505), (5, 345204), (6, 287670), (9, 191780), (10, 172602), (12, 143835), (15, 115068), (18, 95890), (20, 86301), (30, 57534), (36, 47945), (43, 40140), (45, 38356), (60, 28767), (86, 20070), (90, 19178), (129, 13380), (172, 10035), (180, 9589), (215, 8028), (223, 7740), (258, 6690), (387, 4460), (430, 4014), (446, 3870), (516, 3345), (645, 2676), (669, 2580), (774, 2230), (860, 2007), (892, 1935), (1115, 1548), (1290, 1338)]