20745090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{230501}}^1$

素因数の和:230514

約数の個数: 24

約数和(自身を含む): 53937468

約数和(自身を除く): 33192378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 230501, 461002, 691503, 1152505, 1383006, 2074509, 2305010, 3457515, 4149018, 6915030, 10372545, 20745090]

約数ペア:

[(1, 20745090), (2, 10372545), (3, 6915030), (5, 4149018), (6, 3457515), (9, 2305010), (10, 2074509), (15, 1383006), (18, 1152505), (30, 691503), (45, 461002), (90, 230501)]