30868980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1283}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 86716224

約数和(自身を除く): 55847244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 401, 802, 1203, 1283, 1604, 2005, 2406, 2566, 3849, 4010, 4812, 5132, 6015, 6415, 7698, 8020, 12030, 12830, 15396, 19245, 24060, 25660, 38490, 76980, 514483, 1028966, 1543449, 2057932, 2572415, 3086898, 5144830, 6173796, 7717245, 10289660, 15434490, 30868980]

約数ペア:

[(1, 30868980), (2, 15434490), (3, 10289660), (4, 7717245), (5, 6173796), (6, 5144830), (10, 3086898), (12, 2572415), (15, 2057932), (20, 1543449), (30, 1028966), (60, 514483), (401, 76980), (802, 38490), (1203, 25660), (1283, 24060), (1604, 19245), (2005, 15396), (2406, 12830), (2566, 12030), (3849, 8020), (4010, 7698), (4812, 6415), (5132, 6015)]