20235710520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18736769}}^1$

素因数の和:18736789

約数の個数: 64

約数和(自身を含む): 67452372000

約数和(自身を除く): 47216661480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18736769, 37473538, 56210307, 74947076, 93683845, 112420614, 149894152, 168630921, 187367690, 224841228, 281051535, 337261842, 374735380, 449682456, 505892763, 562103070, 674523684, 749470760, 843154605, 1011785526, 1124206140, 1349047368, 1686309210, 2023571052, 2248412280, 2529463815, 3372618420, 4047142104, 5058927630, 6745236840, 10117855260, 20235710520]

約数ペア:

[(1, 20235710520), (2, 10117855260), (3, 6745236840), (4, 5058927630), (5, 4047142104), (6, 3372618420), (8, 2529463815), (9, 2248412280), (10, 2023571052), (12, 1686309210), (15, 1349047368), (18, 1124206140), (20, 1011785526), (24, 843154605), (27, 749470760), (30, 674523684), (36, 562103070), (40, 505892763), (45, 449682456), (54, 374735380), (60, 337261842), (72, 281051535), (90, 224841228), (108, 187367690), (120, 168630921), (135, 149894152), (180, 112420614), (216, 93683845), (270, 74947076), (360, 56210307), (540, 37473538), (1080, 18736769)]