187420720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{44203}}^1$

素因数の和:44269

約数の個数: 40

約数和(自身を含む): 443984976

約数和(自身を除く): 256564256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 44203, 88406, 176812, 221015, 353624, 442030, 707248, 884060, 1768120, 2342759, 3536240, 4685518, 9371036, 11713795, 18742072, 23427590, 37484144, 46855180, 93710360, 187420720]

約数ペア:

[(1, 187420720), (2, 93710360), (4, 46855180), (5, 37484144), (8, 23427590), (10, 18742072), (16, 11713795), (20, 9371036), (40, 4685518), (53, 3536240), (80, 2342759), (106, 1768120), (212, 884060), (265, 707248), (424, 442030), (530, 353624), (848, 221015), (1060, 176812), (2120, 88406), (4240, 44203)]