83445340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19963}}^1$

素因数の和:20002

約数の個数: 48

約数和(自身を含む): 201237120

約数和(自身を除く): 117791780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 19963, 39926, 79852, 99815, 199630, 219593, 379297, 399260, 439186, 758594, 878372, 1097965, 1517188, 1896485, 2195930, 3792970, 4172267, 4391860, 7585940, 8344534, 16689068, 20861335, 41722670, 83445340]

約数ペア:

[(1, 83445340), (2, 41722670), (4, 20861335), (5, 16689068), (10, 8344534), (11, 7585940), (19, 4391860), (20, 4172267), (22, 3792970), (38, 2195930), (44, 1896485), (55, 1517188), (76, 1097965), (95, 878372), (110, 758594), (190, 439186), (209, 399260), (220, 379297), (380, 219593), (418, 199630), (836, 99815), (1045, 79852), (2090, 39926), (4180, 19963)]