27720407810

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{210019}}^1$

素因数の和:210290

約数の個数: 32

約数和(自身を含む): 50898767040

約数和(自身を除く): 23178359230

約数列:

[1, 2, 5, 10, 67, 134, 197, 335, 394, 670, 985, 1970, 13199, 26398, 65995, 131990, 210019, 420038, 1050095, 2100190, 14071273, 28142546, 41373743, 70356365, 82747486, 140712730, 206868715, 413737430, 2772040781, 5544081562, 13860203905, 27720407810]

約数ペア:

[(1, 27720407810), (2, 13860203905), (5, 5544081562), (10, 2772040781), (67, 413737430), (134, 206868715), (197, 140712730), (335, 82747486), (394, 70356365), (670, 41373743), (985, 28142546), (1970, 14071273), (13199, 2100190), (26398, 1050095), (65995, 420038), (131990, 210019)]