38790420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28109}}^1$

素因数の和:28144

約数の個数: 48

約数和(自身を含む): 113339520

約数和(自身を除く): 74549100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 28109, 56218, 84327, 112436, 140545, 168654, 281090, 337308, 421635, 562180, 646507, 843270, 1293014, 1686540, 1939521, 2586028, 3232535, 3879042, 6465070, 7758084, 9697605, 12930140, 19395210, 38790420]

約数ペア:

[(1, 38790420), (2, 19395210), (3, 12930140), (4, 9697605), (5, 7758084), (6, 6465070), (10, 3879042), (12, 3232535), (15, 2586028), (20, 1939521), (23, 1686540), (30, 1293014), (46, 843270), (60, 646507), (69, 562180), (92, 421635), (115, 337308), (138, 281090), (230, 168654), (276, 140545), (345, 112436), (460, 84327), (690, 56218), (1380, 28109)]