40078460

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 86501856

約数和(自身を除く): 46423396

約数列:

[1, 2, 4, 5, 10, 20, 73, 97, 146, 194, 283, 292, 365, 388, 485, 566, 730, 970, 1132, 1415, 1460, 1940, 2830, 5660, 7081, 14162, 20659, 27451, 28324, 35405, 41318, 54902, 70810, 82636, 103295, 109804, 137255, 141620, 206590, 274510, 413180, 549020, 2003923, 4007846, 8015692, 10019615, 20039230, 40078460]

約数ペア:

[(1, 40078460), (2, 20039230), (4, 10019615), (5, 8015692), (10, 4007846), (20, 2003923), (73, 549020), (97, 413180), (146, 274510), (194, 206590), (283, 141620), (292, 137255), (365, 109804), (388, 103295), (485, 82636), (566, 70810), (730, 54902), (970, 41318), (1132, 35405), (1415, 28324), (1460, 27451), (1940, 20659), (2830, 14162), (5660, 7081)]