20347794430

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{859}}^1\times {\mathrm{877}}^1$

素因数の和:1853

約数の個数: 64

約数和(自身を含む): 38219129280

約数和(自身を除く): 17871334850

約数列:

[1, 2, 5, 10, 37, 73, 74, 146, 185, 365, 370, 730, 859, 877, 1718, 1754, 2701, 4295, 4385, 5402, 8590, 8770, 13505, 27010, 31783, 32449, 62707, 63566, 64021, 64898, 125414, 128042, 158915, 162245, 313535, 317830, 320105, 324490, 627070, 640210, 753343, 1506686, 2320159, 2368777, 3766715, 4640318, 4737554, 7533430, 11600795, 11843885, 23201590, 23687770, 27873691, 54994039, 55747382, 109988078, 139368455, 274970195, 278736910, 549940390, 2034779443, 4069558886, 10173897215, 20347794430]

約数ペア:

[(1, 20347794430), (2, 10173897215), (5, 4069558886), (10, 2034779443), (37, 549940390), (73, 278736910), (74, 274970195), (146, 139368455), (185, 109988078), (365, 55747382), (370, 54994039), (730, 27873691), (859, 23687770), (877, 23201590), (1718, 11843885), (1754, 11600795), (2701, 7533430), (4295, 4737554), (4385, 4640318), (5402, 3766715), (8590, 2368777), (8770, 2320159), (13505, 1506686), (27010, 753343), (31783, 640210), (32449, 627070), (62707, 324490), (63566, 320105), (64021, 317830), (64898, 313535), (125414, 162245), (128042, 158915)]