389033520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1620973}}^1$

素因数の和:1620989

約数の個数: 40

約数和(自身を含む): 1206004656

約数和(自身を除く): 816971136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1620973, 3241946, 4862919, 6483892, 8104865, 9725838, 12967784, 16209730, 19451676, 24314595, 25935568, 32419460, 38903352, 48629190, 64838920, 77806704, 97258380, 129677840, 194516760, 389033520]

約数ペア:

[(1, 389033520), (2, 194516760), (3, 129677840), (4, 97258380), (5, 77806704), (6, 64838920), (8, 48629190), (10, 38903352), (12, 32419460), (15, 25935568), (16, 24314595), (20, 19451676), (24, 16209730), (30, 12967784), (40, 9725838), (48, 8104865), (60, 6483892), (80, 4862919), (120, 3241946), (240, 1620973)]