69839780

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{4243}}^1$

素因数の和:5075

約数の個数: 24

約数和(自身を含む): 146876352

約数和(自身を除く): 77036572

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 4243, 8230, 8486, 16460, 16972, 21215, 42430, 84860, 3491989, 6983978, 13967956, 17459945, 34919890, 69839780]

約数ペア:

[(1, 69839780), (2, 34919890), (4, 17459945), (5, 13967956), (10, 6983978), (20, 3491989), (823, 84860), (1646, 42430), (3292, 21215), (4115, 16972), (4243, 16460), (8230, 8486)]