260937870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{142589}}^1$

素因数の和:142660

約数の個数: 32

約数和(自身を含む): 636521760

約数和(自身を除く): 375583890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 142589, 285178, 427767, 712945, 855534, 1425890, 2138835, 4277670, 8697929, 17395858, 26093787, 43489645, 52187574, 86979290, 130468935, 260937870]

約数ペア:

[(1, 260937870), (2, 130468935), (3, 86979290), (5, 52187574), (6, 43489645), (10, 26093787), (15, 17395858), (30, 8697929), (61, 4277670), (122, 2138835), (183, 1425890), (305, 855534), (366, 712945), (610, 427767), (915, 285178), (1830, 142589)]