442290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 1109376

約数和(自身を除く): 667086

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 641, 690, 1282, 1923, 3205, 3846, 6410, 9615, 14743, 19230, 29486, 44229, 73715, 88458, 147430, 221145, 442290]

約数ペア:

[(1, 442290), (2, 221145), (3, 147430), (5, 88458), (6, 73715), (10, 44229), (15, 29486), (23, 19230), (30, 14743), (46, 9615), (69, 6410), (115, 3846), (138, 3205), (230, 1923), (345, 1282), (641, 690)]