19468560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81119}}^1$

素因数の和:81135

約数の個数: 40

約数和(自身を含む): 60353280

約数和(自身を除く): 40884720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81119, 162238, 243357, 324476, 405595, 486714, 648952, 811190, 973428, 1216785, 1297904, 1622380, 1946856, 2433570, 3244760, 3893712, 4867140, 6489520, 9734280, 19468560]

約数ペア:

[(1, 19468560), (2, 9734280), (3, 6489520), (4, 4867140), (5, 3893712), (6, 3244760), (8, 2433570), (10, 1946856), (12, 1622380), (15, 1297904), (16, 1216785), (20, 973428), (24, 811190), (30, 648952), (40, 486714), (48, 405595), (60, 324476), (80, 243357), (120, 162238), (240, 81119)]