28499620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2027}}^1$

素因数の和:2092

約数の個数: 48

約数和(自身を含む): 64733760

約数和(自身を除く): 36234140

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2027, 2812, 3515, 4054, 7030, 8108, 10135, 14060, 20270, 38513, 40540, 74999, 77026, 149998, 154052, 192565, 299996, 374995, 385130, 749990, 770260, 1424981, 1499980, 2849962, 5699924, 7124905, 14249810, 28499620]

約数ペア:

[(1, 28499620), (2, 14249810), (4, 7124905), (5, 5699924), (10, 2849962), (19, 1499980), (20, 1424981), (37, 770260), (38, 749990), (74, 385130), (76, 374995), (95, 299996), (148, 192565), (185, 154052), (190, 149998), (370, 77026), (380, 74999), (703, 40540), (740, 38513), (1406, 20270), (2027, 14060), (2812, 10135), (3515, 8108), (4054, 7030)]