2636940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 4862580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 619, 710, 852, 1065, 1238, 1420, 1857, 2130, 2476, 3095, 3714, 4260, 6190, 7428, 9285, 12380, 18570, 37140, 43949, 87898, 131847, 175796, 219745, 263694, 439490, 527388, 659235, 878980, 1318470, 2636940]

約数ペア:

[(1, 2636940), (2, 1318470), (3, 878980), (4, 659235), (5, 527388), (6, 439490), (10, 263694), (12, 219745), (15, 175796), (20, 131847), (30, 87898), (60, 43949), (71, 37140), (142, 18570), (213, 12380), (284, 9285), (355, 7428), (426, 6190), (619, 4260), (710, 3714), (852, 3095), (1065, 2476), (1238, 2130), (1420, 1857)]