42138840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{351157}}^1$

素因数の和:351171

約数の個数: 32

約数和(自身を含む): 126416880

約数和(自身を除く): 84278040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 351157, 702314, 1053471, 1404628, 1755785, 2106942, 2809256, 3511570, 4213884, 5267355, 7023140, 8427768, 10534710, 14046280, 21069420, 42138840]

約数ペア:

[(1, 42138840), (2, 21069420), (3, 14046280), (4, 10534710), (5, 8427768), (6, 7023140), (8, 5267355), (10, 4213884), (12, 3511570), (15, 2809256), (20, 2106942), (24, 1755785), (30, 1404628), (40, 1053471), (60, 702314), (120, 351157)]