30013540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4157}}^1$

素因数の和:4204

約数の個数: 36

約数和(自身を含む): 66536316

約数和(自身を除く): 36522776

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 4157, 7220, 8314, 16628, 20785, 41570, 78983, 83140, 157966, 315932, 394915, 789830, 1500677, 1579660, 3001354, 6002708, 7503385, 15006770, 30013540]

約数ペア:

[(1, 30013540), (2, 15006770), (4, 7503385), (5, 6002708), (10, 3001354), (19, 1579660), (20, 1500677), (38, 789830), (76, 394915), (95, 315932), (190, 157966), (361, 83140), (380, 78983), (722, 41570), (1444, 20785), (1805, 16628), (3610, 8314), (4157, 7220)]