1200150020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{66601}}^1$

素因数の和:66680

約数の個数: 48

約数和(自身を含む): 2718960048

約数和(自身を除く): 1518810028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 9010, 18020, 66601, 133202, 266404, 333005, 666010, 1132217, 1332020, 2264434, 3529853, 4528868, 5661085, 7059706, 11322170, 14119412, 17649265, 22644340, 35298530, 60007501, 70597060, 120015002, 240030004, 300037505, 600075010, 1200150020]

約数ペア:

[(1, 1200150020), (2, 600075010), (4, 300037505), (5, 240030004), (10, 120015002), (17, 70597060), (20, 60007501), (34, 35298530), (53, 22644340), (68, 17649265), (85, 14119412), (106, 11322170), (170, 7059706), (212, 5661085), (265, 4528868), (340, 3529853), (530, 2264434), (901, 1332020), (1060, 1132217), (1802, 666010), (3604, 333005), (4505, 266404), (9010, 133202), (18020, 66601)]