8840396579380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{42335009}}^1$

素因数の和:42335268

約数の個数: 48

約数和(自身を含む): 19011128930640

約数和(自身を除く): 10170732351260

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 197, 212, 265, 394, 530, 788, 985, 1060, 1970, 3940, 10441, 20882, 41764, 52205, 104410, 208820, 42335009, 84670018, 169340036, 211675045, 423350090, 846700180, 2243755477, 4487510954, 8339996773, 8975021908, 11218777385, 16679993546, 22437554770, 33359987092, 41699983865, 44875109540, 83399967730, 166799935460, 442019828969, 884039657938, 1768079315876, 2210099144845, 4420198289690, 8840396579380]

約数ペア:

[(1, 8840396579380), (2, 4420198289690), (4, 2210099144845), (5, 1768079315876), (10, 884039657938), (20, 442019828969), (53, 166799935460), (106, 83399967730), (197, 44875109540), (212, 41699983865), (265, 33359987092), (394, 22437554770), (530, 16679993546), (788, 11218777385), (985, 8975021908), (1060, 8339996773), (1970, 4487510954), (3940, 2243755477), (10441, 846700180), (20882, 423350090), (41764, 211675045), (52205, 169340036), (104410, 84670018), (208820, 42335009)]